.mybanner{
   height: 300px;
    background-repeat: no-repeat;
    background-position: center center;
    background-size:auto 100%;
    background-image: url("/static/1111.png");
}
.mybanner img{
    width: 100%;
}
.about-show{
    display: flex;
    min-height: 200px;
    grid-gap: 30px;
}
.about-show .left{
  width: 200px;
    position: relative;
}
.about-show .left .mymenu{
    position: absolute;
    top: 0px;
    left: 0px;
    width: 100%;
}
.about-show .left .mymenu a{
    border-bottom: solid 1px #333;
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    padding: 10px;
    font-size: 18px;
    font-weight: bold;
    color: #fff;
}
.about-show .left .mymenu a i{
    font-size: 10px;
    color: #999;
}
.about-show .left .mymenu a:hover{
    background: #333;
}
.about-show .right{
    width: 100%;
    color: #fff;
    font-size: 16px;
    line-height: 30px;
}
.about-show .right ul{
    margin: 30px 0px;
}
.about-show .right ul h3{
    font-size: 22px;
    display: grid;
    grid-template-columns: 1fr auto;
    padding: 10px 0px;

}


.about-show .right ul li{
    padding: 10px;
}
@media screen and (max-width:800px) {
    .mybanner{
        height: 200px;
    }

    .about-show {
        display: grid;
        grid-template-columns: 1fr;
    }
    .about-show .left{
        width: 100%;
    }
    .about-show .left .mymenu{
        position: unset;
    }

}