html, body{
    
    height: 100%;
}

body{
    margin: 0;
}


#left{
    float: left;
    width: 25%;
    height: 100%;
    background-color: #3b2d2d;
    color: white;
}

#left_header{
    margin-right: 30%;
    margin-left: 30%;
    height: 20%;
    padding-bottom: 15%;
}

#logo{
    display: flex;
    width: 100px;
    height: 70px;
    margin: 0;
    padding-top: 12%;
    padding-left: 15%;
    padding-right: 18%;
    padding-bottom: 3%;
}

#site_name{
    margin-top: 0;
    width: 200px;
    margin-left: -13%;
}

#profile_image{
    height: 15%;
    width: 15%;
    margin-left: 30px;
    margin-bottom: -14px;
}

.login{
    font-size: 40px;
    padding-left: 10px;
    color: #c52121;
    text-decoration: none;
}

.login:hover{
    color: #fff875;
    cursor: pointer;
}

#logout {
    font-size: 40px;
    padding-left: 10px;
    color: #c52121;
    text-decoration: none;
}

#logout:hover{
    color: #fff875;
    cursor: pointer;
}

.list_friends h2{
    text-align: center;
    margin-top: 15%;
}

.list_friends li{
    margin-top: 10px;
    border: black;
    font-size: 20px;
}


#right{
    float: right;
    width: 75%;
    height: 100%;
    margin: 0;
    background-image: url("../images/background_home.jpg");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: 60%;
}

#button_play{
    width: 20%;
    height: 10%;
    margin-top: 25%;
    margin-left: 40%;
    border-radius: 20px;
    border: none;
    background-color: rgba(250, 5, 5, 0.9);
    color: #ffffff;
}

#button_play:hover{
    background-color: #c52121;
    cursor: pointer;
}

.play_btn{
    color:#FFFFFF;
    text-decoration: none;
}

.pop-up-loading{
    width: 400px;
    height: 150px;
    background: rgba(166, 17, 46, 0.88);
    position: absolute;
    top: -10%;
    left: 50%;
    transform: translate(-50%,-50%) scale(0.1);
    align-items: center;
    text-align: center;
    padding-top: 10px;
    padding-bottom: 40px;
    color: #F5EE8D;
    visibility: hidden;
    transition: transform 0.4s, center 0.4s;
    border-radius: 20px;
}

.open-pop-up-loading
{
    visibility: visible;
    top: 50%;
    transform: translate(-50%,-50%) scale(1);
}

#load-icon_W{
    width: 60px;
    animation: rotation_1 2s infinite;
    visibility: visible;
    position: absolute;
}

#load-icon_B{
    width: 60px;
    animation: rotation_2 2s infinite ;
    visibility: hidden;
}

@keyframes rotation_1 {
    from{

        transform: rotate(0deg);
    }
    to
    {

        transform: rotate(180deg);
    }
    to {
        
        transform: rotate(360deg);

    }
}

@keyframes rotation_2 {
    from {

        transform: rotate(0deg);
    }
    to {
        visibility: hidden;
        transform: rotate(360deg);
    }
}






.visible {
    visibility: visible;
}

.hidden {
    visibility: hidden;
}