#master_prompt {
    text-align: center;
    vertical-align: middle;
    padding-top: calc(10% + 50px);
    width: 100%;
    height: 100%;
}
#master_prompt input {
    margin-top: 50px;
    background-color: transparent;
    border: none;
    border-bottom: 1px solid white;
    color: white;
    padding: 10px;
    transition: .2s ease-in-out;
}
#master_prompt input::placeholder {
    color: rgb(207, 207, 207);
}
#master_prompt input:focus {
    border-bottom-width: 3px;
    border-bottom-left-radius: 2px;
    border-bottom-right-radius: 2px;
}
#master_prompt a {
    line-height: 5;
    font-size: 13pt;
}