*
{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    outline: none;
    font-family: Roboto,sans-serif;
}
body
{
    background :url("../images/bg.jpg") no-repeat top center;
    background-size: cover;
    height: 150vh;
}
.heading-1
{
    text-align: center;
    position: absolute;
    height: 6%;
    width: 25%;
    top: 33%;
    left: 39%;
    background: rgba(0,0,0,0.8);
    color: aqua;
    border-radius: 20px;
}
.wrapper
{
    position: absolute;
    top: 52%;
    left: 16%;
    height: 90%;
    width: 70%;
    background: rgba(0,0,0,0.7);
    border-radius: 50px;
}
.semester-selection
{
    position: absolute;
    top: 8%;
    left: 20%;
    color: aqua;
    font-size: 18px;
}
.colon
{
    padding-top: 2px;
    padding-left: 25px;
    padding-right: 25px;
}
h3
{
    padding-top: 6px;
}
#semester
{
    color: #c5ecfd;
    font-size: 18px;
    height: 36px;
    width: 200px;
    border: none;
    background: transparent;
    border-bottom: 2px solid #39b7dd;
}
option
{
    color: #39b7dd;
    background-color: rgba(0,0,0,0.8);
}
.go
{
    cursor: pointer;
    position: absolute;
    top: 8%;
    right: 30%;
}
#semester
{
    height: 28px;
}
.btn {
    background: #3498db;
    background-image: -webkit-linear-gradient(top, #3498db, #010b12);
    background-image: -moz-linear-gradient(top, #3498db, #010b12);
    background-image: -ms-linear-gradient(top, #3498db, #010b12);
    background-image: -o-linear-gradient(top, #3498db, #010b12);
    background-image: linear-gradient(to bottom, #3498db, #010b12);
    -webkit-border-radius: 10px;
    -moz-border-radius: 10px;
    border-radius: 10px;
    font-family: Roboto, sans-serif;
    color: #ffffff;
    font-size: 15px;
    padding: 4px 32px 4px 32px;
    text-decoration: none;
    cursor: pointer;
    border: 5px;
}

.btn:hover {
    background: #3cb0fd;
    background-image: -webkit-linear-gradient(top, #3cb0fd, #88a6ba);
    background-image: -moz-linear-gradient(top, #3cb0fd, #88a6ba);
    background-image: -ms-linear-gradient(top, #3cb0fd, #88a6ba);
    background-image: -o-linear-gradient(top, #3cb0fd, #88a6ba);
    background-image: linear-gradient(to bottom, #3cb0fd, #88a6ba);
    text-decoration: none;
    cursor: pointer;
}
.submit
{
    cursor: pointer;
    position: absolute;
    top: 20%;
    left: 46%;
}
.footer
{
    position: absolute;
    bottom: 3%;
    left: 26%;
    color: #3498db;
}