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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!"> b% }8 Y2 J, `9 m
- Label for your tooltip
* A0 l' F/ |+ r3 O - </span>
复制代码CSS代码: - .tooltip-toggle {* c9 b( b! X2 n( q' E; r
- cursor: pointer;$ M2 G2 p, p4 L* E3 i
- position: relative;: U; V& Q; w3 l. e* J
- }+ f$ ?( R& k5 f
- .tooltip-toggle svg {' B6 U9 B1 _7 ^( ]# ^
- height: 18px;2 k- ]/ i! C' G: t; K! ?* j5 z+ j
- width: 18px;
* P" y# s% y8 [: T0 X - padding-right: 0.5rem;( N& f: B; s! I% b" Q
- }
. A' M8 p6 a% G - .tooltip-toggle::before {1 _( ?# }! m' D) u
- position: absolute;# f$ F; \% o, Y4 r: E2 d r
- top: -80px;
" Q! r+ }& u0 R) D' \+ B3 b5 B - left: -80px;
' J1 s; M2 }, c R - background-color: #2B222A;
3 x+ p$ l/ e( J" M: l/ V - border-radius: 5px;
; v; X8 ]4 N- z0 Y' E1 ^ - color: #fff;: h! M: w0 F/ y( T
- content: attr(data-tooltip);
5 h. \) A& i9 B5 b - padding: 1rem;# d! f/ P9 ^% E# ^
- text-transform: none;
6 W& T1 ^& \! L+ m0 C4 k. L - -webkit-transition: all 0.5s ease;
3 T2 } J( M' d: M Q1 F - transition: all 0.5s ease;
9 r: I: c; X3 T/ }; r) A - width: 160px;% ^# r/ E/ \+ g8 n6 C3 A* D
- }
# L5 e$ E5 T5 A: f3 E3 @ - .tooltip-toggle::after {
; ]3 T6 I r% c# M( \% v - position: absolute;3 K3 |3 B6 M3 K* v
- top: -12px;
+ {' }' }) ^( R# o2 j - left: 9px;0 b! r) C# P8 `- Z5 ^$ c3 H2 ^
- border-left: 5px solid transparent;
- L. l3 q5 i1 W/ P - border-right: 5px solid transparent;4 u9 i3 k: Q' r/ ^7 `1 w* D w
- border-top: 5px solid #2B222A;; v# w9 @, L# {* F9 R! a5 B* u
- content: " ";
, D3 g) c! X6 [ - font-size: 0;( Z2 K4 R, R V* [; }) U- X! m
- line-height: 0;
% Y, ^. d! Q, L# o9 |7 D - margin-left: -5px;
$ }! {. H$ J5 p9 I/ a2 U$ R - width: 0;
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. q' ]1 s0 C5 c' {) e - .tooltip-toggle::before, .tooltip-toggle::after {9 U; c7 L1 E0 Z+ q, Q/ ^
- color: #efefef; M5 v9 A, k7 \4 Y: o1 T* U
- font-family: monospace;
9 B3 _ G. t- e0 \0 M! W - font-size: 16px;7 N% m, M( Y( k3 \( r
- opacity: 0;" Y3 Q# {4 \% A8 F I8 X) r
- pointer-events: none;
+ f; |. V. V& S( h5 x) n5 o - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {( n, D/ Z7 v N9 H* `5 U
- opacity: 1;
0 \6 i! ]- a) s3 y! |2 W - -webkit-transition: all 0.75s ease;
# C/ K7 [! }2 t$ M: n+ @ - transition: all 0.75s ease;$ q* G: x' v; V8 o1 N ?* c0 S/ Q
- }
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">
/ v- c d r# x4 A; v - <ul class="nav-items">
5 o7 a* \6 G2 X6 }* S# q - <!-- Navigation -->4 H3 Q7 V$ X9 }2 e4 j& ^
- <li class="nav-item"><a href="#">Home</a></li>1 }& M4 X" Z* l+ c! o
- <li class="nav-item"><a href="#">About</a></li>8 i: M x9 {6 W" `
- <li class="nav-item"><a href="#">Contact</a></li>0 ^$ k( z8 v7 g
- <!-- Dropdown menu -->% t5 C' a" d2 R7 b
- <li class="nav-item nav-item-dropdown">) a+ M& c1 W& ~+ R" }8 h; C8 W! o
- <a class="dropdown-trigger" href="#">Settings</a>3 W# ]' Q7 \, S) ]
- <ul class="dropdown-menu">$ g2 u. B( Z/ x* H0 v
- <li class="dropdown-menu-item">" E' f' z% h0 g1 _
- <a href="#">Dropdown Item 1</a>3 E" F' G8 U9 S
- </li>
3 X+ M- H5 R& l" a U1 [0 w - <li class="dropdown-menu-item">
3 Z5 t- d3 v7 `, o- n) N - <a href="#">Dropdown Item 2</a>" m; e3 [. X q0 y7 H* Y; {( e
- </li>
0 U, H0 T& k W6 c - <li class="dropdown-menu-item">
, b7 Y2 d- }; E8 i1 X8 q" k - <a href="#">Dropdown Item 3</a># [% G6 e8 l% T4 J4 t
- </li>
* J. d. T# \ ^0 U8 \4 I1 C - </ul>
2 g+ h; x z% ~% z - </li>) y/ B i& p: A* y
- </ul>
! l6 s8 \( k/ h5 w/ l! p- t - </div>
复制代码对应的CSS代码如下: - .nav-container {
, E/ Y' u" q& ~9 l) l, I6 V. m - background-color: #fff;% ~" y/ ?/ [ e) w9 O* s4 k; i- V5 I3 t
- border-radius: 4px;% _ x8 i3 ]) L7 u$ P0 B0 q( X. M
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: E7 r- A; }2 u; y
- padding: 1em;; K3 ^2 d& }+ F/ [3 Z. n8 |# l
- border: 1px solid #eee;5 t7 \5 O! V4 _; C( {" j
- display: block;% T \7 L' O/ D, Y3 `0 ^
- max-width: 400px;
* H1 w2 P. m0 I, \5 A5 q - margin: 0 auto;
$ n& X4 s+ ~- V - text-align: center;
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- ul,; w, D$ J) \7 H( |& ?
- li {- f. U- q/ [6 j( \
- list-style: none;
9 w4 x& F! \, x# i7 I; J9 W+ L - -webkit-padding-start: 0;3 }! r( e- ^! v P" @, N
- }
0 T+ s5 b- W$ N/ c - a {
8 d4 o+ {9 D! B4 k - text-decoration: none;
4 D4 }3 u- }. V9 U& Z - color: #ED3E44;+ e* i2 J1 {9 Q7 B0 w8 ~
- }
! @; A; E a/ r2 d- r - .nav-item {
% ?7 Q( i" o) k8 | - padding: 1em;
# \; ]2 ~) ]* {8 `1 }# u - display: inline;( k5 R1 e- Q' ~: F
- }
: q+ k3 G& X1 B% A+ O$ r6 I' l - .nav-item-dropdown {6 ?, X& D* f$ s7 v: g, U
- position: relative;- K4 V% f! r+ W6 W) C5 _4 S7 }6 \
- }
$ J E: t' E5 | H1 o$ \' I: G6 d - .nav-item-dropdown:hover > .dropdown-menu {
0 e/ |. G: f1 i! _9 y. f - display: block;
4 `0 E' U% f) W0 X f - opacity: 1;9 U8 W) c; y6 L! q6 s, M) d" i; y
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- .dropdown-trigger {
# Y& N& J u) X" }5 A - position: relative;) ]9 ?1 N) v# o5 Z
- }
0 T( @. ^$ q' J - .dropdown-trigger:focus + .dropdown-menu {
4 D9 c* N2 \; J5 ?+ i - display: block;: v) d q' H u6 P+ d
- opacity: 1;
( v4 q$ V( I) E' q4 q$ n& D - }
- t$ Z$ K+ \' K8 p! Z% c/ n+ z - .dropdown-trigger::after {
# M1 Z5 \: K3 ^% r2 K; G" R( j5 C! Z - content: "›";
" D& f4 Q) ?' u( X; H3 J, A7 A5 I - position: absolute;$ A2 s8 O9 W7 k
- color: #ED3E44;" v8 x* T# f! ?9 s$ G6 R B, N A, O
- font-size: 24px;
. P/ c; [3 `6 Q: S2 \9 _4 r3 S: L - font-weight: bold;
! n5 i) b2 T/ z+ S* K. d, s - -webkit-transform: rotate(90deg);7 l- e0 L: G$ J/ K4 W u1 m0 S
- transform: rotate(90deg);$ v* M' f! s7 ]0 n) {" _- c+ v
- top: -5px;' Q, x6 x4 C$ {7 R( U
- right: -15px;$ ]2 X- r' |+ C3 W" _0 i* y
- }* a) @6 P- w) B2 y3 i" k$ `
- .dropdown-menu {
( v1 H1 ]1 m6 Z# l4 U5 N4 W - background-color: #ED3E44;
1 q* N$ A s7 q. T6 D2 W' A D - display: inline-block;
% ^/ e) t4 @( {5 N# \) u6 N - text-align: right;9 q4 R6 q! U, x7 @9 X- m8 ^, i
- position: absolute;7 f( X" l$ X1 u8 Y
- top: 2.5rem;
* @+ L5 w1 w3 O, a) x$ }9 ^" _ - right: -10px;
: q }9 ], W& K( K& e9 H: h - display: none;
; A2 r, N1 P) l. {6 T1 {, y" y - opacity: 0;1 F! B5 ^$ J( k0 v# O8 f% Y0 q
- -webkit-transition: opacity 0.5s ease;
: C; \/ r# `6 N2 p& N - transition: opacity 0.5s ease;5 d& K6 e, c- V
- width: 160px;
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- .dropdown-menu a {: y# c3 r/ @6 d
- color: #fff;
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- .dropdown-menu-item {
B" p' H1 l: g) j# P. S9 v - cursor: pointer;
* c+ m: m' M: i, a - padding: 1em;$ v" \$ [1 v, ~# O# |
- text-align: center;8 ]4 O$ Q2 C6 J
- }% _7 R' L" ~ a; _" Y
- .dropdown-menu-item:hover { e- \- F- e0 w5 o
- background-color: #eb272d;
, m5 R1 Y% }0 H( h+ j. S! a2 T: O - }
复制代码
7 r9 U3 }1 k& _4 P" I ~ |% {( r可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
8 i! E6 ^( C& |4 J x1 z# F - <!-- Checkbox toggle -->. S; [( S9 c! K5 Z" s' w! b
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">1 g5 ~4 e- y# T
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>: Q& u L/ @: D2 _, c! `8 W
- <!-- Content to toggle from www.mfbuluo.com-->& m# o! d- ~& x, V* ]
- <div role="toggle" class="toggle-content">
0 a: o& c: a/ {; ~ - BA-NA-NA-NA!; M; j. f3 u! J& Z( K4 _5 G' l
- </div>
# Q& ?0 [, a% @+ j - </div>
复制代码CSS代码内容如下: - .toggle {
7 |9 a _( R! H, m) I - margin: 0 auto;
1 H R& B3 {8 A0 R3 j' A6 Z - max-width: 400px;
% w; p3 \4 }7 c/ ~5 f' C) M+ A - }
; r8 i- e$ H6 q/ J - .toggle-label {
2 m% a- Q" q$ E3 u$ U- R - font-size: 16px;' j) \/ s" z! }9 q3 I: x! e$ [1 ^
- background: #fff;
* F+ O, T7 f1 }' q% m - padding: 1em;
: R g! f$ @- N: Q% | - cursor: pointer;
9 {) r: k, e* b5 ~; h - display: block;7 T7 i6 N* y8 U% b7 l2 I+ V
- margin: 0 auto 1em;* e5 l4 j8 e2 u! w7 k
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ ]1 ]! v) B7 a4 y0 s
- border-radius: 4px;
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- .toggle-label:after {
" T2 }" H6 q# L$ P - color: #ED3E44;0 Q/ r& [" T* \7 q5 m1 C
- content: "+";
& M5 ~! v, r$ O3 h3 a9 D& Q9 E' s4 d - float: right;
! P* d" m) d3 Q; L9 r - font-weight: bold;
8 w% \, `8 u. v0 J) \ - }- w3 q$ A; n, J0 P2 q
- .toggle-content {
8 F, ^: d; e: Z! c' M - color: #B0B3C2;
m1 m* U, O# B. B - font-family: monospace;* w' A$ ] J5 d U
- font-size: 16px;
# a& ]) n1 Q y2 I \' n - margin-bottom: 1.5em;5 m+ j. w; c: a0 G0 m1 {) P, B
- padding: 1em;
' Y# h4 V$ ?; p% L2 f& Y1 H - }
! _# B C2 J: N1 X - .toggle-input {8 \! h& l$ C/ t @' z% X' Y
- display: none;
' }2 k" P( w L+ {/ D4 W, z - }0 w. Q6 U, h9 f5 ^ R
- .toggle-input:not(checked) ~ .toggle-content {2 v0 q5 L) N6 { A
- display: none;
, w* S K9 Q6 \" H0 R; `: @ - }
/ m7 A8 k: w# u* j4 b - .toggle-input:checked ~ .toggle-content {! v3 n' \' o* l# }
- display: block;/ W: S Q% u' W4 Y% [9 {
- }
' |6 g0 x* P' q; |' i. o - .toggle-input:checked ~ .toggle-label:after {' ]+ K0 c0 A+ \- ]) a4 G
- content: "-";- Z# ?. p L+ @: ]
- }
复制代码 H& h& U. x1 F! p/ d2 @# o
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