a:hover {
    color: #00B3FF;
}
a {
    color: #000000;
    text-decoration: none;
}
a:focus {
    border: 1px solid blue;
}

.footer {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 80px;
    background-color: grey;
}

.row {
    --bs-gutter-x: 1.5rem;
    --bs-gutter-y: 0;
    display: flex;
    flex-wrap: wrap;
    margin-top: calc(var(--bs-gutter-y) * -1);
    margin-right: calc(var(--bs-gutter-x) / -2);
    margin-left: calc(var(--bs-gutter-x) / -2);
}
.col-2 {
    flex: 0 0 auto;
    width: 16.6666666667%;
}

.col {
    flex: 1 0 0%;
}

.form-text {
    margin-top:.25rem;
    font-size:0.875em;
    color:#6c757d
}
.form-control {
    display:block;
    width:100%;
    padding:.375rem .75rem;
    font-size:1rem;
    font-weight:400;
    line-height:1.5;
    color:#212529;
    background-color:#fff;
    background-clip:padding-box;
    border:1px solid #ced4da;
    appearance:none;
    border-radius:.25rem;
    transition:border-color .15s ease-in-out,box-shadow .15s ease-in-out
}

.body {
    width: 100%;
    min-height: 100%;
    background-color: azure;
}

.content {
    margin-left: 25%;
    width: 1024px;
    min-height: 850px;
    height: 100%;
}

.predloj {
    height: 400px;
    display: flex;
    margin-top: 30px;
}

@media screen and (max-height: 768px) and (max-width:1280px){
    .body {
        min-height: 500px;
        width: 1270px;
        height: 100%;
    }
    .content {
        min-height: 420px;
        margin-left: 10%;
    }
    .predloj {
        height: 250px;
    }
}