*{
    margin: 0;
    padding: 0;
    list-style: none;
    text-decoration: none;
    font-size: 1rem;
}
a{
    color:#333;
}
body{
    background-color: #fff;
    box-sizing: border-box;
}
nav{
    width: 90%;
    height: 4rem;
    /* background-color: #fff; */
    margin: 0 auto;
    border-bottom: 1px solid #a0a5af;
    display: flex;
    align-items: center;
    color: #333;
    
}
nav img{
    height: 20%;
    padding-right: 1rem;
}
.img_c{
    display: flex;
    align-items: center;
    justify-content: center;
    height: 20rem;
    border-bottom: 1px solid #a0a5af;
}
.img_c img{
    width: 50%;
    /* height: 60%; */
}
.title{
    padding-top: 1.5rem;
    padding-bottom: 0.7rem;
    width: 90%;
    margin: 0 auto;
    color: #a5a7ac;
}
.text{
    width: 90%;
    margin: 0 auto;
    color: #333;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.text div{
    width: 95%;
    word-wrap: break-word;
    font-size: 1rem;
    font-weight: 600;
}
.text img{
    float: right;
    width: 2rem;
    height: 2rem;
}
.img_d{
    position: relative;
    width: 90%;
    margin: 0 auto;
    border: 2px solid #a0a5af;
    border-radius: 8px;
    height: 8rem;
    box-sizing: border-box;
    padding: 1rem 0.6rem;
    color: #333;
}
.img_d img{
    position: absolute;
    left: 50%;
    top: 27%;
    transform: translateX(-50%);
    width: 3.5rem;
}

.btn{
    width: 90%;
    margin: 0 auto;
    margin-top: 1.5rem;
    background-color: #17ac74;
    color: #333;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 0;
    border-radius: 5px;
}
.t{
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    justify-content: center;
    width: 100vw;
    display: none;
}
.tis{
    background-color: #333;
    color: #fff;
    border-radius: 5px;
    padding: 0.6rem 0;
    width: 10rem;
    display: flex;
    align-items: center;
    justify-content: center;
}
input{
    display: block;
    width: 90%;
    margin: 0 auto;
    border: 2px solid #a0a5af;
    background-color: transparent;
    border-radius: 5px;
    height: 3rem;
    box-sizing: border-box;
    padding: 0 0.8rem;
    outline: none;
    color: #333;
}