html {
    height: 100%;
}

body {
    background-color: darkgray;
    height: 100%;
}
.footer {
    padding: 20px;
    /* margin: -100px 0 0 0; */
    /* height: 80px; */
    position: relative;
}
.main-content {
        min-height: 90%;
        height: auto !important;
        /* margin-bottom: -80px; */
}
.send-butt {
    justify-content: center;
    display: flex;
}
.contacts {
    background-color: lightgray;
}
.authform h3{
    font-style: italic;
}
.authform h4{
    font-style: italic;
}
.authform {
    background-color: lightgray;
}
.alerts {
    width: 50%;
}
.instr-head {
    background-color: lightgray;
    font-size: 20px;
    text-align: center;
}
.atten-head {
    background-color: rgb(255, 0, 0);
    font-size: 20px;
    text-align: center;
}