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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">- s1 f& \+ C# {9 h0 d) i
- Label for your tooltip
! m8 |! k8 ^# v" ~ p - </span>
复制代码CSS代码: - .tooltip-toggle {
' ^/ h' n6 x% q, ?3 M# @- U7 o - cursor: pointer;/ O6 N' w- |0 x, N' v# Q5 t3 U
- position: relative;" D# x+ K3 F1 x
- }* S. l+ g2 F4 \' k7 i% u
- .tooltip-toggle svg {
9 I6 Z, x$ G; D6 G- V, K - height: 18px;# A& x3 R7 X' h+ A5 V2 V
- width: 18px;
) L& W# w3 d r7 `, l1 f: f - padding-right: 0.5rem;
- t Y! ~4 u! g6 I- k2 o7 O - }: q( F! H7 D$ N3 T0 A% H
- .tooltip-toggle::before {
7 ]5 }$ T! k5 P( U2 ]; n* s$ Z, t - position: absolute;
) c3 b/ d" t8 |+ D1 n - top: -80px;
0 I* J% {2 V' c' e/ r - left: -80px;
9 q4 n& P4 `# T( x - background-color: #2B222A;/ h( M. Y) O2 A/ v9 i4 w. R) q
- border-radius: 5px;
7 L6 k- Q4 T1 |8 V& P, X3 j, z - color: #fff;5 z9 U: x( C9 S4 \8 ?( j
- content: attr(data-tooltip);, \; Y$ X( {$ N3 e( c/ f' c
- padding: 1rem;6 C9 _/ z! | `% j' P5 }& o
- text-transform: none;# n, J" K7 j% e. f
- -webkit-transition: all 0.5s ease;0 U% v: z$ t9 i3 y
- transition: all 0.5s ease;
" u. D5 \- @7 q8 c- x - width: 160px;
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- .tooltip-toggle::after {
: g+ \- k( k+ e7 C; Z8 p% ?0 p - position: absolute;, q9 u. B0 E' h0 f- k2 H( o$ G; N
- top: -12px;% f; O" @3 E3 R) B) p1 q
- left: 9px;( p# v$ M( T- ^* I) R. f
- border-left: 5px solid transparent;
# |1 g5 ]# _9 F! G1 v - border-right: 5px solid transparent;9 w) Z- p* d; X8 a# P4 ^# I
- border-top: 5px solid #2B222A;
x* V: d: n7 l& b! R r - content: " ";5 z& @. @0 y3 k. I) t) N
- font-size: 0;3 D: I" x% z" d: O% b6 V
- line-height: 0;- K9 h/ {$ v" K+ k
- margin-left: -5px;
( _: O* O4 y+ U7 H$ L - width: 0;- E5 r/ R' W: I5 q" G
- }
y' Z8 p" }( Z- t& y6 ^ - .tooltip-toggle::before, .tooltip-toggle::after {
% S0 W2 ]' w A5 d! ~ - color: #efefef;
, L5 K4 z9 N& v; N - font-family: monospace;+ V0 _1 a: y+ q! e' o- }
- font-size: 16px;
! J* q! [; f2 @7 r - opacity: 0;
: F3 {6 B2 H. h# G) \ - pointer-events: none; a: |: W* p. @! R- G: _
- text-align: center;, }4 J/ ^3 X8 ]
- }! ]8 _% B% {1 J' v |% W' l
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
4 i2 N" \& [8 s$ q - opacity: 1;
$ d0 ?7 H0 ^4 m! Z) q/ k - -webkit-transition: all 0.75s ease; q H) k; g( `5 Q! `. v
- transition: all 0.75s ease; `9 J( z3 k3 b$ l6 S0 y
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">/ R! v# d! Z! Z, [, K
- <ul class="nav-items">
7 @, b) B, w" I4 Z6 q4 p$ ]3 }6 o - <!-- Navigation -->: u2 K. l. h' b. E) ~* s4 U, D
- <li class="nav-item"><a href="#">Home</a></li>+ ~) }; H% `4 P% p! y0 t3 x
- <li class="nav-item"><a href="#">About</a></li>8 e1 h$ R6 S" u
- <li class="nav-item"><a href="#">Contact</a></li>
$ K; J% i; P/ O2 V6 e7 e - <!-- Dropdown menu -->
6 j; K5 `: h. Q& f0 X& o5 ]" K2 W - <li class="nav-item nav-item-dropdown">
" b! O+ _- P5 X/ R1 G( T5 o9 r! M( @ - <a class="dropdown-trigger" href="#">Settings</a>
0 m4 Q! u; T$ x: F6 b - <ul class="dropdown-menu"> g* h5 Z2 v& I/ U5 [7 Q
- <li class="dropdown-menu-item">) N3 W E. U c8 m: G
- <a href="#">Dropdown Item 1</a>
% q. U1 u2 k$ H* S5 G - </li>
) Y4 W( _7 j" l4 J/ f) M4 M9 @ - <li class="dropdown-menu-item">
+ g8 z4 |! w) Y - <a href="#">Dropdown Item 2</a>
2 ]3 P5 B' X% c/ D - </li>
9 I6 `8 U# B1 E - <li class="dropdown-menu-item">
1 c0 h1 v5 E7 @9 X. e! a% m9 o: j" y8 i - <a href="#">Dropdown Item 3</a>
& v* @5 n( p* u# w. R- S l - </li>3 Z% h. x& A8 q" s0 O4 U
- </ul>
5 o/ R0 o4 s6 y/ k" j0 D7 x - </li>
8 A! \6 e, H3 j; Q* D+ |' w - </ul>9 C, W4 ~5 k! T3 s
- </div>
复制代码对应的CSS代码如下: - .nav-container {
9 I' T* D' k# d - background-color: #fff;
9 j1 w% s1 {% v4 t. w5 a+ U& T - border-radius: 4px;
$ X$ X' r1 H# L - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ W K9 i- v) W - padding: 1em;
. M4 j/ j; X% x8 w8 z9 [ T - border: 1px solid #eee;
; U5 s# }; t+ d7 o - display: block;
6 b& V/ f9 H7 O' R - max-width: 400px;; K# [, o9 H% t R! [$ n" g: B3 H: b
- margin: 0 auto;) Y! f1 E ^: U# k5 z5 N" C
- text-align: center;6 G6 f! R: U6 G! }1 n( i3 W
- }
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- ~* t' N' |6 ]# z1 n - li {' G! ~3 g' v% H1 u8 j$ X
- list-style: none;: B4 ~$ r+ S6 \+ D, d6 `
- -webkit-padding-start: 0;8 T5 Z1 U1 Y$ ?. L% J
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- text-decoration: none;/ T& \ a g; m' e
- color: #ED3E44;) v- { S, t* e+ w& a& x4 K
- }
( _5 z" n0 l* o: T3 A! F: I/ |& X - .nav-item {2 M/ s* ?& h2 Y% C; {
- padding: 1em;
! h6 e6 O& n3 [" ~. d2 H: t - display: inline;
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- .nav-item-dropdown {0 W, i0 H& D. ?4 o$ ^% T! N' q5 m
- position: relative;! j( \& \( W4 B: V, ~5 j1 Z1 K! I
- }
8 M/ S( L6 u4 w - .nav-item-dropdown:hover > .dropdown-menu {
: Z& }" S' ]! F* R! | - display: block;
4 E7 i* d* S4 r3 |: w& x5 S - opacity: 1;' ~3 w$ K, }/ ?- K; n! ? t8 r
- }+ [& Z; z/ O: ]. m; _$ v# ^
- .dropdown-trigger {; q- \% Q8 P" o9 h
- position: relative;
3 m3 \+ X q, p5 N$ t - }
! Z/ c! K. f7 o$ X L - .dropdown-trigger:focus + .dropdown-menu {) f( s1 I" o( ?, m
- display: block;
6 B* `* o5 r9 l# r4 p/ X0 k - opacity: 1;! Y' g2 G; w, W* Z; }
- }
8 V4 a5 b" H/ l+ C$ f2 q - .dropdown-trigger::after { p/ @1 q- z K+ T" N
- content: "›";
' {+ N+ z+ Z1 o: C+ x - position: absolute;' c8 ~ ], q1 m, l4 V
- color: #ED3E44;/ M$ O& k0 M1 \* f7 Z; h
- font-size: 24px;7 s. s: H2 B' F" j
- font-weight: bold; ?( r3 d2 v8 m5 K( A
- -webkit-transform: rotate(90deg);, o$ l- K3 H4 e1 E3 b/ b
- transform: rotate(90deg);5 Q1 d, U' a, m
- top: -5px;
( l1 n- `' ~, B; Q" }/ b$ ^7 N - right: -15px;0 s( T5 G! b' N: G0 M
- }
9 E$ k1 _: U, H, |9 t - .dropdown-menu {( d% b+ @7 ^7 y: r+ p& ^
- background-color: #ED3E44;; y6 V! Z, p; d0 }* w
- display: inline-block;
3 ^+ K" W6 S( j0 O, L - text-align: right;5 w; t) P! a3 S ?+ I! [8 N
- position: absolute;
: x5 t5 }1 G) S0 o - top: 2.5rem;& O( C5 y; f$ r, l1 U
- right: -10px;
/ c! m' h7 g! d* O" T2 E7 I - display: none;) _# O* a7 {5 \# G3 S5 I3 v1 X! f7 f
- opacity: 0;6 h5 R& | \% V# z( n; s
- -webkit-transition: opacity 0.5s ease;& {' H/ `. x5 i0 p2 w, O ]
- transition: opacity 0.5s ease;# o, s! d9 M" ^
- width: 160px;" u+ Q$ e- ?" V
- }' S% Q8 m, p5 g/ V+ J4 i. _3 ]
- .dropdown-menu a {
1 Y' R- I: B2 n - color: #fff;
8 j5 O! b2 V4 v" `" s% B. u5 u - }$ N- n& ^( Z7 l% ]5 m0 D3 [3 i( R5 d4 C
- .dropdown-menu-item {
/ d% h$ i: `3 b' [, w2 e" K1 h: Z% R - cursor: pointer;
?, i7 u6 p6 a% V - padding: 1em;, `3 Q4 w1 W c2 {$ r; a
- text-align: center;9 W; u% k2 |( m( M' M
- }6 r5 i: O# C# L e' h9 z8 L
- .dropdown-menu-item:hover {
3 p8 A$ X" i: ^+ n - background-color: #eb272d;
1 D/ t* l, I# o6 z! Y: { - }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">) ^" v" |/ c6 u! B' Q
- <!-- Checkbox toggle -->
- x5 {4 c6 u) u e+ I% z - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">1 |9 ?4 b: b" ^! n
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
$ K7 J b8 K% T8 ^3 h - <!-- Content to toggle from www.mfbuluo.com-->. p4 I; _- E% C! b- Y, F
- <div role="toggle" class="toggle-content">
/ s9 X. Y! u0 h# p - BA-NA-NA-NA!
( V+ \( Z" w! Y2 ^. q8 [* z - </div>
$ P/ V1 f3 D& ?. ?& c5 ~ - </div>
复制代码CSS代码内容如下: - .toggle {1 F2 [) A* B+ \; @
- margin: 0 auto;# v e% W, D* O/ \: n, l% R- w2 ^: a
- max-width: 400px;
3 d3 Z" D6 Q9 ]" h+ I( Z. F9 \ - }
2 R' s6 b1 H$ Q8 |& F" v - .toggle-label {4 J8 x+ t* |& l+ Y5 K
- font-size: 16px;
9 ?' l: f/ X$ W* l2 O* ]2 o - background: #fff;
, O# R% U# `; H a! d - padding: 1em;
D. j" a" |; e' T6 D - cursor: pointer;
|+ u: O/ @/ q8 O - display: block;
" [9 m# t$ f; o - margin: 0 auto 1em;
+ _: r& z4 K5 y+ R/ K, u; |, J - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" T7 }) T* i& ^& z - border-radius: 4px;
- i; V6 D( u9 X+ u7 Z. r - }3 v* G7 K4 L/ `% e
- .toggle-label:after {5 f3 a1 _' P3 E5 ?7 s: f
- color: #ED3E44;6 [4 y( |' E8 y7 i
- content: "+";, p3 D4 R# F/ t
- float: right;+ i z+ { V6 I5 H1 f. k
- font-weight: bold;
: `7 S# W9 S, F6 |) ^3 a- w - }- A/ B) [/ C3 x" m7 D- K7 k$ |, Y
- .toggle-content {
& ]$ D, J: t$ z/ ^" s+ J - color: #B0B3C2;
) ^4 I2 {6 V4 v$ |( q5 p" W - font-family: monospace;
9 b2 W. ?7 j, c; |7 \ - font-size: 16px;
3 x( _, L2 e2 p. P" ~3 s& M - margin-bottom: 1.5em;
* |0 S3 M% ^6 X' l( m - padding: 1em;/ c, E/ t& |* p# Q; q7 N! }
- }! T7 X$ ]- Z, |$ X2 `/ n
- .toggle-input {
' l) h/ ^6 B1 A4 c. g9 s% i - display: none;* y. z9 J+ D- e
- }
2 @/ ]( Y4 c" x2 t9 k( b: l - .toggle-input:not(checked) ~ .toggle-content {
3 R2 v" z3 H, e! P3 C - display: none;
2 ]8 Y C2 `1 @* N3 f: |' M - }: t5 y% o( o" ]4 C
- .toggle-input:checked ~ .toggle-content {
# u+ R. i2 l# |: ]$ m( N - display: block;
) E, b6 }$ Q/ }7 k1 g, ^ - }: [6 ?' N* o2 O& ^6 Y( R$ G. ?
- .toggle-input:checked ~ .toggle-label:after {
% U$ m7 k+ a* L, [+ W @. `4 t - content: "-";
* n, ?7 u$ g# U- T% e7 q- `( O( y - }
复制代码 . v2 v T! T% r6 W' R
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