phone.css
form{
margin-top: 30px;
text-align: center;
}
input{
margin-bottom: 5px;
}
.a{
text-align: left;
300px;
height: 30px;
}
.b{
148px;
height: 30px;
}
#checkCode{
background-color:lightskyblue;
150;
height:38px;
color: cadetblue;
font-weight: bold;
font-size: large;
}
.btn{
300px;
height: 40px;
background-color: #FF7F50;
}
#ck{
margin-top: 20px;
margin-bottom: 20px;
}