*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    width: 100%;
    height: 500px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    background: url(image/aaaaa.jpg) no-repeat center center;
    background-size: cover;
}

.box{
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.596) !important;
    border-radius: 10px;
    padding: 1px 1px;
    color: #000;
    font-family: Cambria, Cochin, Georgia, Times, 'Times New Roman', serif;
}

.contentform{
    margin: 3%;
}

.form-control{
    border-color :#000;
    border-style: solid;
    border-width: 0 0 2px 0;
}

.form-control:focus{
    border-width: 0 0 3px 0;
    color: #929092;
    box-shadow: none;
    transition: all 0.1s ease-out;
}

.btn{
    border-radius: 20px;
}