diff --git a/style/css/index.css b/style/css/index.css
index 5ead59e..61f22f7 100644
--- a/style/css/index.css
+++ b/style/css/index.css
@@ -35,11 +35,11 @@ body,p,div{
 .disNone,.hide{
     display: none !important;
     opacity: 0;
-    transition: all .3s;
+    transition: all .3s ease;
 }
 .disBlock{
     opacity: 1;
-    transition: all .3s;
+    transition: all .3s ease;
     display: block !important;
 }
 .kefu{
@@ -64,7 +64,7 @@ body,p,div{
 }
 .kefuCom:hover .kefuQrcode{
     opacity: 1;
-    transition: all .5s;
+    transition: all .5s ease;
 }
 .kefuCom .linkIcon{
     width: 28px;
@@ -98,6 +98,174 @@ body,p,div{
     width: 134px;
     height: 134px;
 }
+.look_PPT_modal{
+    position: fixed;
+    top: 0;
+    left: 0;
+    width: 100%;
+    min-width: 1200px;
+    height: 100%;
+    z-index: 100;
+    /* position: relative; */
+}
+.lookPPT{
+    width: 100%;
+    height: 100%;
+    position: relative;
+}
+.lookPPT .look_backImg,.lookPPT .look_content{
+    width: 100%;
+    height: 100%;
+    position: absolute;
+    top: 0;
+    bottom: 0;
+}
+.exitLook{
+    position: absolute;
+    top: 0;
+    left: 0;
+    width: 80px;
+    height: 80px;
+    z-index: 125;
+}
+.lookPPT{
+    /* z-index: 110; */
+}
+.look_content{
+    z-index: 110;
+    background: rgba(0, 0, 0, 0.33);
+    display: flex;
+}
+.look_left{
+    flex: 1;
+    height: 100%;
+    min-width: 837px;
+}
+.topimg{
+    width: 740px;
+    height: 428px;
+    border: 3.12px solid #FFFFFF;
+    border-radius: 20.78px;
+}
+#gallery-container {
+    overflow-x: auto; /* 允许横向滚动 */
+    width: calc(174*4px + 16*3px);
+    overflow: hidden;
+    position: relative;
+    margin: 12px 11px 0;
+  }
+   .gallery{
+    display: flex;
+    flex-wrap: nowrap;
+   /* float: left;
+    white-space: nowrap; */
+   }
+#gallery-container button{
+   
+}
+  .gallery .gallery_img {
+    width: 170px;
+    height: 100px;
+    margin-right: 16px;
+    border: 2px solid #FFFFFF;
+    border-radius: 6.14px;
+  }
+  .gallery .ppt_child_active {
+    border: 2px solid #697CF7;
+  }
+  
+  #prev, #next{
+
+  }
+  /* #prev{
+    position: absolute;
+    left: 0;
+    top: 50%;
+    transform: translateY(-50%);
+}
+#next{
+    position: absolute;
+    right: 0;
+    top: 50%;
+    transform: translateY(-50%);
+  } */
+.look_left .look_left_bot{
+    width: 100%;
+    height: 84px;
+    align-items: center;
+    justify-content: center;
+    background: #FFFFFF;
+    /* 阴影/常规阴影 */
+    box-shadow: 0px 4px 16px 0px rgba(0, 0, 0, 0.16);
+}
+.ppt_cancel ,.ppt_submit{
+    display: flex;
+    flex-direction: column;
+    justify-content: center;
+    align-items: center;
+    padding: 12.47px 24.94px;
+    color: #2841EB;
+    font-family: Microsoft YaHei UI;
+    font-size: 15.58px;
+    background: #EAEFFF;
+}
+.ppt_submit{
+    margin-left: 46px;
+    color: #FFFFFF;
+    background: linear-gradient(270deg, #6C69F5 0%, #3467E5 100%);
+}
+.look_left {
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    justify-content: center;
+}
+.look_left .look_left_top{
+    flex: 1;
+    width: 100%;
+    display: flex;
+    flex-direction: column;
+    justify-content: center;
+    align-items: center;
+}
+.look_right{
+    width: 364px;
+    min-width: 364px;
+    max-width: 364px;
+    max-height: 100%;
+    padding: 32px 40px;
+    overflow-y: auto;
+    background: rgba(255, 255, 255, 0.9);
+}
+.look_right h4{
+    font-family: Microsoft YaHei UI;
+    font-size: 16.62px;
+    font-weight: bold;
+    line-height: normal;
+    letter-spacing: 0px;
+    font-variation-settings: "opsz" auto;
+    color: #3D3D3D;
+    padding: 0;
+    margin: 0;
+    margin-bottom: 20px;
+}
+.look_right .ppt_temList{
+    gap:20px 18px;
+}
+.look_right .ppt_temList .ppt_tem_item{
+    width: 173px;
+}
+.look_right .ppt_tem_item .pptImg{
+    width: 169px;
+    height: 97px;
+    border-radius: 8.31px;
+}
+.look_right .ppt_tem_item:hover .pptImg{
+    border-radius: 8.31px;
+}
+.look_right .ppt_tem_item:hover .firstlook{
+    display: none;
+}
 .pageMask{
     width: 100%;
     height: 100%;
@@ -107,6 +275,12 @@ body,p,div{
     left: 0;
     top: 0;
 }
+.lookModal{
+    /* width: 100%;
+    height: 100%;
+    background: url(../img/ppt_2.svg) center center no-repeat;
+    background-size: 100% 100%; */
+}
 .payModal{
     position: fixed;
     width: 740px;
@@ -312,7 +486,7 @@ header{
     -webkit-backdrop-filter: blur(20px);
     backdrop-filter: blur(20px);
     /* box-shadow: none; */
-    transition: background-color .3s ease-in-out;
+    transition: background-color .3s ease;
     /* background: linear-gradient(90deg, rgba(243, 246, 254, 0) 0%, #F3F6FE 100%); */
     background: rgba(255, 255, 255, 0.78);
     box-shadow: 0px 3px 8px 0px rgba(0, 0, 0, 0.04);
@@ -506,28 +680,28 @@ header .right .activebtn{
     border-style: solid;
     border-image: linear-gradient(270deg, rgba(114, 119, 244, 0) 8%, #7177F4 47%, rgba(117, 119, 245, 0) 89%) 0 0 1 0;
     backdrop-filter: blur(20px); */
-    transition:all .5s;
+    transition:all .5s ease;
 }
 .stickyStep .step_main{
     padding: 0 164px;
-    transition: all .5s;
+    transition: all .5s ease;
 }
 .stickyStep.step_back{
     padding: 0 0;
-    transition: all .5s;
+    transition: all .5s ease;
 }
 .stickyStep .step_main dd{
     font-size: 12px;
-    transition: all .5s;
+    transition: all .5s ease;
     line-height: 25px;
 }
 .stickyStep .step_main .active_step_title{
     font-size: 14px;
-    transition: all .5s;
+    transition: all .5s ease;
 }
 .stickyStep .step_main .nor_step_title{
     font-size: 14px;
-    transition: all .5s;
+    transition: all .5s ease;
     margin-bottom: 0;
     
 }
@@ -826,7 +1000,7 @@ li .select_icon, .pay_every .pay_icon{
     left: 50%;
     margin-left: -180px;
     opacity: 0; /* 初始状态为完全透明 */
-    transition: opacity 1s ease-in-out; /* 设置透明度过渡 */
+    transition: opacity 1s ease; /* 设置透明度过渡 */
 }
 .opt-block .title-change.fade{
     opacity: 1;
@@ -917,12 +1091,12 @@ li .select_icon, .pay_every .pay_icon{
     line-height: 20px;
     padding: 8px 17px;
     color: #3D3D3D;
-    transition: all .3s;
+    transition: all .3s ease;
 }
 .opt-block .advise-li:hover{
     background: #F1F4FF;
     border-radius: 6px;
-    transition: all .3s;
+    transition: all .3s ease;
 }
 .opt-block .title-change{
     display: flex;
@@ -937,7 +1111,7 @@ li .select_icon, .pay_every .pay_icon{
     left: 50%;
     margin-left: -180px;
     opacity: 0; /* 初始状态为完全透明 */
-    transition: opacity 1s ease-in-out; /* 设置透明度过渡 */
+    transition: opacity 1s ease; /* 设置透明度过渡 */
     font-family: Microsoft YaHei UI;
     align-items: center;
     justify-content: center;
@@ -1058,13 +1232,13 @@ li .select_icon, .pay_every .pay_icon{
     background: #F9FAFA;
     padding: 8px 12px;
     cursor: pointer;
-    transition: all .5s;
+    transition: all .5s ease;
     color: #8C919D;
 }
 .recommend_title{
     background: #FFF5ED;
     color: #FF7800;
-    transition: all .5s;
+    transition: all .5s ease;
 }
 .inputText{
     color: #525252;
@@ -1112,20 +1286,13 @@ li .select_icon, .pay_every .pay_icon{
     padding: 8px 0;
     margin-bottom: 12px;
 }
-.ppt_labelTwo{
-    font-size: 14px;
-    line-height: 18px;
-    color: #1F2225;
-    padding: 12px 0;
-    justify-content: space-between;
-    margin-bottom: 12px;
-}
+
 .ppt_upload{
     flex-direction: row;
     justify-content: center;
     align-items: center;
     /* padding: 20px 70px; */
-    padding: 18px 12px 14px;
+    /* padding: 18px 12px 14px; */
     border-radius: 6px;
     box-sizing: border-box;
     border: 1px dashed #BFBFBF;
@@ -1136,6 +1303,8 @@ li .select_icon, .pay_every .pay_icon{
     position: relative;
     width: 100%;
     height: 100%;
+    padding: 18px 12px 14px;
+
 }
 .uploadShow p{
     margin-top: 17px;
@@ -1153,8 +1322,105 @@ li .select_icon, .pay_every .pay_icon{
 .uploadMesShow{
     width: 100%;
     height: 100%;
+    justify-content: center;
+    padding: 25px 0;
+
+}
+.btn{
+    color: #5B6FF6;
+    margin-top: 6px;
+}
+.fileInfobox{
+    margin-left: 28px;
+}
+.fileInfo .fileName{
+    color: #969BA7;
+    margin-right: 10px;
+}
+
 
+.ppt_labelTwo{
+    font-size: 14px;
+    line-height: 18px;
+    color: #1F2225;
+    padding: 12px 0;
+    justify-content: space-between;
+    margin-bottom: 12px;
+}
+.ppt_temList{
+    width: 100%;
+    /* flex-wrap: wrap;
+    justify-content: space-between;
+    gap: 24px; */
+    display: grid;
+    grid-template-columns: repeat(auto-fill,minmax(166px,1fr));
+    gap: 12px;
+}
+.ppt_temList .ppt_tem_item{
+    width: 166px;
+    position: relative;
+    /* margin-top: 12px; */
+}
+.ppt_tem_item .pptImg{
+    width: 164px;
+    height: 93px;
+    border-radius: 8px;
+    /* border: 2px solid #FFFFFF; */
+    transition: all .5s ease;
+
+}
+
+
+.ppt_tem_item .ppt_select{
+    position: absolute;
+    right: 4px;
+    top: 0;
+    display: none;
+    width: 25px;
+    height: 45px;
+}
+.ppt_item_active .pptImg{
+    border-radius: 8px;
+    opacity: 1;
+    box-sizing: border-box;
+    border: 2px solid #697CF7;
+}
+.ppt_item_active .ppt_select{
+    display: block;
+}
+.ppt_tem_item .firstlook{
+    width: 164px;
+    /* width: 100%; */
+    height: 0px;
+    /* line-height: 24px; */
+    opacity: 0;
+    text-align: center;
+    color: #FFFFFF;
+    position: absolute;
+    bottom: 19px;
+    border-radius: 0 0 8px 8px;
+    background: rgba(0, 0, 0, 0.7);
+}
+.ppt_tem_item:hover .pptImg{
+    border-radius: 8px;
+    opacity: 1;
+    /* width: 166px; */
+    box-sizing: border-box;
+    border: 2px solid #697CF7;
+    transition: all .5s ease;
+}
+.ppt_tem_item:hover .firstlook{
+    height: 24px;
+    line-height: 24px;
+    transition: all .5s ease;
+    opacity: 1;
+
+}
+.ppt_tem_item p{
+    color: #3D4B54;
+    text-align: center;
 }
+/* ppt end */
 .educationRight{
     display: flex;
     align-items: center;
@@ -1218,16 +1484,16 @@ li .select_icon, .pay_every .pay_icon{
     text-align: center;
     border-radius: 8px;
     margin-top: 30px;
-    transition: all .3s;
+    transition: all .3s ease;
     background: linear-gradient(270deg, #6C69F5 0%, #3467E5 100%);
 }
 .btn_result:hover, .btn_result_now:hover{
-    transition: all .3s;
+    transition: all .3s ease;
     opacity: 0.8;
     background: linear-gradient(270deg, #6C69F5 0%, #3467E5 100%);
 }
 .btn_result:active,.btn_result_now:active{
-    transition: all .3s;
+    transition: all .3s ease;
     opacity: 1;
     background: linear-gradient(270deg, #6C69F5 0%, #3467E5 100%);
     border: 7px solid #DDE1FC;
@@ -1403,11 +1669,11 @@ border: 1px solid #E8E8E8;
 .footer{
     background: #FAFAFC;
     margin-top: 50px;
-    transition: all .5s;
+    transition: all .5s ease;
 }
 .footer2{
     margin-top: 100px;
-    transition: all .5s;
+    transition: all .5s ease;
 }
 .footer .footerbox{
     display: flex;
diff --git a/style/img/exitLook.svg b/style/img/exitLook.svg
new file mode 100644
index 0000000..0466929
--- /dev/null
+++ b/style/img/exitLook.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" fill="none" version="1.1" width="104" height="104" viewBox="0 0 104 104"><defs><filter id="master_svg0_36_07307" filterUnits="objectBoundingBox" color-interpolation-filters="sRGB" x="-0.8" y="-0.7" width="2.6" height="2.6"><feFlood flood-opacity="0" result="BackgroundImageFix"/><feColorMatrix in="SourceAlpha" type="matrix" values="0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 127 0"/><feOffset dy="4" dx="0"/><feGaussianBlur stdDeviation="8"/><feColorMatrix type="matrix" values="0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.1599999964237213 0"/><feBlend mode="normal" in2="BackgroundImageFix" result="effect1_dropShadow"/><feBlend mode="normal" in="SourceGraphic" in2="effect1_dropShadow" result="shape"/></filter><clipPath id="master_svg1_36_07307"><rect x="32" y="28" width="40" height="40" rx="0"/></clipPath></defs><g filter="url(#master_svg0_36_07307)"><g clip-path="url(#master_svg1_36_07307)"><g><path d="M52.001915624999995,30.5390625C42.340235625,30.5390625,34.541015625,38.3382825,34.541015625,47.999962499999995C34.541015625,57.661762499999995,42.340235625,65.4609625,52.001915624999995,65.4609625C61.663715624999995,65.4609625,69.462915625,57.661762499999995,69.462915625,47.999962499999995C69.462915625,38.3382825,61.663715624999995,30.5390625,52.001915624999995,30.5390625Z" fill="#FFFFFF" fill-opacity="1" style="mix-blend-mode:passthrough"/></g><g><path d="M61.99121875,48.939979375L61.96001875,48.939979375C61.22051875,48.956389375,60.47871875,48.939979375,59.739318749999995,48.939979375L44.29161875,48.939979375L47.74122875,52.334909375L50.26778875,54.821609375C50.64004875,55.188009375,50.60801875,55.772809375,50.26778875,56.143509375C49.92755875,56.514209375,49.29473875,56.486809375,48.94591875,56.143509375L48.02130875,55.231809375L43.99395875,51.269709375L41.46700775,48.782949375C41.10450825,48.425919375,41.11544575,47.818499375,41.46700775,47.461069375L42.38575875,46.528259375L46.41505875,42.436849375L48.94591875,39.866931375C49.31231875,39.494666375,49.89708875,39.526697375,50.26778875,39.866931375C50.63848875,40.207166375,50.61114875,40.839979375,50.26778875,41.188809375L49.34903875,42.121619375Q47.33458875,44.167709375,45.31973875,46.213029375L44.48223875,47.063419375C44.96817875,47.063419375,45.45411875,47.070449375,45.93926875,47.070449375L61.99121875,47.070449375C62.515018749999996,47.070449375,62.90331875,47.500139375,62.92601875,48.005209375C62.94861875,48.510289375,62.480318749999995,48.939979375,61.99121875,48.939979375Z" fill="#000000" fill-opacity="1" style="mix-blend-mode:passthrough"/></g></g></g></svg>
\ No newline at end of file
diff --git a/style/img/nextPPT.svg b/style/img/nextPPT.svg
new file mode 100644
index 0000000..f3978f1
--- /dev/null
+++ b/style/img/nextPPT.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" fill="none" version="1.1" width="20" height="20.000001907348633" viewBox="0 0 20 20.000001907348633"><defs><filter id="master_svg0_36_05728" filterUnits="objectBoundingBox" color-interpolation-filters="sRGB" x="0" y="0" width="1" height="1"><feFlood flood-opacity="0" result="BackgroundImageFix"/><feBlend mode="normal" in="SourceGraphic" in2="BackgroundImageFix" result="shape"/><feGaussianBlur in="BackgroundImageFix" stdDeviation="5.844155788421631"/><feComposite in2="SourceAlpha" operator="in" result="effect1_foregroundBlur"/><feBlend mode="normal" in="SourceGraphic" in2="effect1_foregroundBlur" result="shape"/></filter><clipPath id="master_svg1_36_05728"><rect x="0" y="0" width="20" height="20.000001907348633" rx="10"/></clipPath></defs><g filter="url(#master_svg0_36_05728)"><g clip-path="url(#master_svg1_36_05728)"><rect x="0" y="0" width="20" height="20.000001907348633" rx="10" fill="#000000" fill-opacity="0.699999988079071"/><g><path d="M8.208717374999999,3.9920329687500002L8.209731375,3.9907649687499998L14.053889375,8.66609296875Q14.129949374999999,8.726932968749999,14.190789375,8.80299296875Q14.244729375,8.87041296875,14.284479375,8.94706296875Q14.324219375,9.02371296875,14.348249375,9.106632968749999Q14.372279375,9.18956296875,14.379669374999999,9.27559296875Q14.387059375,9.36161296875,14.377529375,9.44742296875Q14.367989375,9.53323296875,14.341899375,9.615542968749999Q14.315809375,9.697842968749999,14.274159375,9.77347296875Q14.232509375,9.84910296875,14.176909375000001,9.91515296875Q14.121309375,9.98121296875,14.053889375,10.03514296875L8.209731375,14.71049296875L8.208717374999999,14.70919296875Q8.092356375,14.80229296875,7.951740375,14.85159296875Q7.811125375,14.90089296875,7.662109375,14.90089296875Q7.575929375,14.90089296875,7.491405375,14.88409296875Q7.406881375,14.86729296875,7.327261375,14.83429296875Q7.247641375,14.80139296875,7.175985375,14.75349296875Q7.104329375,14.70559296875,7.043391375,14.64466296875Q6.982452375,14.58372296875,6.934573375,14.51206296875Q6.886694375,14.44041296875,6.853715375,14.36079296875Q6.820735375,14.28117296875,6.803922375,14.19664296875Q6.787109375,14.11212296875,6.787109375,14.02594296875Q6.787109375,13.92752296875,6.808972375,13.83156296875Q6.830835375,13.73560296875,6.873469375,13.64690296875Q6.916102375,13.55820296875,6.977376375,13.48118296875Q7.038649375,13.40416296875,7.115501375,13.34268296875L7.1144873749999995,13.34141296875L12.102979375,9.35061296875L7.1144873749999995,5.35982096875L7.115501375,5.35855296875Q7.038649375,5.29707196875,6.977376375,5.22005496875Q6.916102375,5.14303796875,6.873469375,5.05433296875Q6.830835375,4.96562896875,6.808972375,4.86966996875Q6.787109375,4.77371096875,6.787109375,4.67529296875Q6.787109375,4.58911296875,6.803922375,4.50458896875Q6.820735375,4.42006496875,6.853715375,4.34044496875Q6.886694375,4.26082496875,6.934573375,4.18916896875Q6.982452375,4.11751296875,7.043391375,4.05657496875Q7.104329375,3.9956359687500003,7.175985375,3.9477569687500003Q7.247641375,3.8998779687500003,7.327261375,3.86689896875Q7.406881375,3.83391896875,7.491405375,3.81710596875Q7.575929375,3.80029296875,7.662109375,3.80029296875Q7.811125375,3.80029296875,7.951740375,3.84961796875Q8.092356375,3.89894296875,8.208717374999999,3.9920329687500002Z" fill-rule="evenodd" fill="#FFFFFF" fill-opacity="1"/></g></g></g></svg>
\ No newline at end of file
diff --git a/style/img/ppt_1.png b/style/img/ppt_1.png
new file mode 100644
index 0000000..a5c3bcb
Binary files /dev/null and b/style/img/ppt_1.png differ
diff --git a/style/img/ppt_10.png b/style/img/ppt_10.png
new file mode 100644
index 0000000..1828775
Binary files /dev/null and b/style/img/ppt_10.png differ
diff --git a/style/img/ppt_10_1.png b/style/img/ppt_10_1.png
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