.tele {
    font-size: 25px; 
    float: right; 
    margin-top: 30px; 
    
}

.content{
    margin-top: 20px; 
}

.tele a {
    text-decoration: none; 
}

.header{
    margin-top: 20px;
    max-height: 73px; 
    overflow: hidden; 
}

img{
    max-width: 100%; 
}

.banner{
    margin-top: 60px; 
}