body{
    background-color: #F0F0F0;
}
.center{
    /* background-color: white; */
    width: 600px;
    margin: 0 auto;
    padding-top: 80px;
    padding-bottom: 60px;  
}
.box{
    width: 500px;
    margin-top: 30px;
    background-color: white;
    border: 1px solid black;
    border-radius: 15px;
    padding-top: 30px;
    padding-bottom: 30px;
}
.box .img0{
    float: left;
    width: 20px;
    margin-right: 5px;
}
.box .img1{
    margin-top: 5px;
    margin-bottom: 10px;
}
.box p{
    font-size: 14px;
}
.title{
    width: 150px;
    font-size: 26px;
    font-weight: bolder;
    margin: 0 auto;
    margin-bottom: 20px;
}
.l1,.l2,.l3{
    margin-top: 10px;
    width: 280px;
    margin-left: 110px;
}
.input-name,.input-mail {
    display: block;
    width: 50%;
    margin: 0 auto;
    margin-bottom: 10px;
    border: 1px solid rgb(128, 125, 125);
    font-size: 15px;
    outline: none;
}
.input-msg{
    display: block;
    width: 50%;
    height: 70px;
    margin: 0 auto;
    margin-bottom: 20px;
    border: 1px solid rgb(128, 125, 125);
    font-size: 15px;
    outline: none;
}
.input-send{
    text-align: center;
    padding: 10px;
    width: 30%;
    border: 1px solid black;
    margin: 0 auto;
    margin-top: 20px;
    margin-left: 150px;
}