.border-red{
        border: 1px solid red;
}
.border-blue{
    border: 1px solid blue;
}
.border-yellow{
    border: 1px solid yellow;
}
.border-green{
    border: 1px solid green;
}
.border-pink{
    border: 1px solid pink;
}
.width-1200{
    width: 1200px;
    margin:0 auto;
}
.mtop-10{
    margin-top:10px;
}
.mtop-15{
    margin-top:15px;
}
.mtop-20{
    margin-top:20px;
}
.background-color-red{
    background-color: red;
}
.background-color-blue{
    background-color: blue;
}
.background-color-yellow{
    background-color: yellow;
}
.background-color-green{
    background-color: green;
}
.background-color-pink{
    background-color: pink;
}