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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!">
. y: r8 |8 i% d! W; {1 T+ F - Label for your tooltip
( T. l' J& v; ?% E: g& {4 J" J9 L - </span>
复制代码CSS代码: - .tooltip-toggle {9 C8 U* h5 i8 z* w6 ?
- cursor: pointer;. J+ q p% N0 B+ f5 S
- position: relative;
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- .tooltip-toggle svg {
/ u/ G3 @+ D# i5 g8 v+ a7 b0 p - height: 18px;; r8 V, F1 A4 m
- width: 18px;
, ?5 V! b6 K3 z ` - padding-right: 0.5rem;- B. n/ ^) b+ @3 Q
- }
+ w# R ]' c5 T" t - .tooltip-toggle::before {
; `" u* ?& _2 N: b; L! k4 v; l - position: absolute;
8 `: z, o$ w9 W1 m9 ` - top: -80px;
4 z9 t" }$ }. E$ V) I8 i - left: -80px;
! |& b9 h5 r3 C, o5 \ - background-color: #2B222A;
) X. n; {; V) ]7 a3 f' Z) ` - border-radius: 5px;' C- ]$ |. m- G, p- X2 y8 v8 K
- color: #fff;5 N7 ]& J. l, B3 ?4 G5 d3 T+ W' K" j
- content: attr(data-tooltip);
3 K* y* X$ O" ], m2 |* ?5 w - padding: 1rem;3 ^2 O6 T% q9 @% l( R$ P5 g2 N
- text-transform: none;4 A" }0 v7 F y3 A- d
- -webkit-transition: all 0.5s ease;% L8 |5 W5 H' C; t5 L
- transition: all 0.5s ease;
' x4 {& D" e2 N% |! ^) y - width: 160px;
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- .tooltip-toggle::after {+ m& [9 N g1 W: ^* ] q
- position: absolute;
, H) s" m$ E, k& d! |+ i/ j - top: -12px;) u, U3 j6 F: s8 \
- left: 9px;
5 e7 I/ X" q9 R2 x' T - border-left: 5px solid transparent;
: B4 i' k/ ]8 K6 a8 _. D( \$ u% z - border-right: 5px solid transparent;5 R7 b8 [- `7 l) B# E% B) t! i# c
- border-top: 5px solid #2B222A;
4 ~( D0 s% Q8 g! S: c6 ], _: { - content: " ";% P1 {; p' P9 p2 A5 l& @
- font-size: 0;) J# C6 z' d: h! ~
- line-height: 0;
. A* I( _" d3 l" u+ u - margin-left: -5px;( w2 Z+ u; D" b* j
- width: 0;" n; t; P' E+ N' `" T
- }
* W- @* V( [$ h9 _% O3 h - .tooltip-toggle::before, .tooltip-toggle::after { z% |; ~ H% r1 O! F6 K7 O* m3 L) d
- color: #efefef;
, Y+ U: P# r; \" f" b - font-family: monospace;
9 @3 |* D, F8 f: H4 _. P - font-size: 16px;
& A, Y& U# [2 { d( ^; I( r. ] - opacity: 0;
" T1 W/ u! s) Q$ k8 j8 S5 G; W; e# q - pointer-events: none;3 K) |8 x3 H( a+ m& \- Q0 ^3 o
- text-align: center;4 e6 [% N5 @, |1 |; m
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {# @: X0 w) i$ b" s8 u: v) ]+ F
- opacity: 1;
* ]1 w( _5 @* k3 n) N, G0 } - -webkit-transition: all 0.75s ease;
. T9 e4 _. ], S* y - transition: all 0.75s ease;
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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">! _3 S9 F/ Q- o; N
- <ul class="nav-items">* q2 k" K) r0 R2 N1 E
- <!-- Navigation -->
+ R+ `1 G% ?+ H* S7 h& z2 | - <li class="nav-item"><a href="#">Home</a></li>
; ^' W- t) Q1 D3 ^ - <li class="nav-item"><a href="#">About</a></li>
) F& r& C2 d' C y - <li class="nav-item"><a href="#">Contact</a></li>
* x) n* c" m4 k9 y/ Q% j - <!-- Dropdown menu -->
% y. Z0 p% [2 Z; ?6 i+ c3 W - <li class="nav-item nav-item-dropdown"> R! r n$ f# r% _3 A
- <a class="dropdown-trigger" href="#">Settings</a>! Y9 J1 e% e, c" W
- <ul class="dropdown-menu">
9 z0 G( U# q8 S! s' K - <li class="dropdown-menu-item">5 d7 J1 ?% Q* ~( F+ H I
- <a href="#">Dropdown Item 1</a>
4 f, t( q# A4 `7 m7 F - </li>
# T! |- Y- O" M0 \$ O- B9 ]0 O - <li class="dropdown-menu-item"> X: D A0 l, a* c
- <a href="#">Dropdown Item 2</a>
3 q" J7 [4 y( \$ a! c- J" E1 n - </li>
# i( L+ u- m; Z% k" _4 A" y - <li class="dropdown-menu-item">' r u x- z- R. P
- <a href="#">Dropdown Item 3</a># M! m2 C3 I7 z+ p, t, ~7 _
- </li>
. H' J2 a( m% y - </ul> @7 k# ?& l( m& p, E: d6 r
- </li>- ~6 K+ U& Q1 f* f" Y8 K/ N
- </ul>/ z* a v4 j2 e' I `
- </div>
复制代码对应的CSS代码如下: - .nav-container {
$ i& h# [$ _. H. [/ q - background-color: #fff;% K* U: n% E! S1 Q5 I0 R
- border-radius: 4px;5 Z, d% P3 Y- e- R0 Q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: x& a( V( N/ ^& z$ x( V
- padding: 1em;$ c9 M' |$ S! h. H
- border: 1px solid #eee;
: z; m4 d1 \& y. h, [8 w - display: block;
$ M( N, v6 t) `; z- c - max-width: 400px;6 u( V& m$ _3 c% [ S% {% V" n
- margin: 0 auto;
+ B# Q5 p; _, [! J" m4 e - text-align: center;7 M- L& S0 t/ C* K3 j! p
- }
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- li {) a Q1 l+ E* h2 v' L6 @9 k
- list-style: none;
R" U+ u+ k' S) |1 ~1 x - -webkit-padding-start: 0;
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0 j4 u) k ?4 _/ R+ p/ k# ]! c& F - a {
0 r; i# \2 I+ _8 Z* u3 r - text-decoration: none;
) Q2 t4 f. Y* ~4 _( c - color: #ED3E44;
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- .nav-item {
6 I. j* k+ {; e! f0 g - padding: 1em;
! k( j9 n3 f/ o( [$ b3 G - display: inline;
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- .nav-item-dropdown {
! q" G+ z$ Q9 X; f - position: relative;
: k# z; D7 I6 W8 y - }
) k# H1 C4 M* R/ G6 C - .nav-item-dropdown:hover > .dropdown-menu {
% a1 E( L- M K4 \, P$ u - display: block;
5 u% a7 F7 F! q) g% e - opacity: 1;7 W+ j& o' z: C, x
- }
. D: a* a+ {2 l: `4 J - .dropdown-trigger { P& y$ U4 R6 f$ p) x8 N( J1 r
- position: relative;
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% X4 m" d/ N. {. m. L! U - .dropdown-trigger:focus + .dropdown-menu {
" H: D( e) K, P9 c; v+ y - display: block;5 @: K7 q4 \% C, A/ Z& p( i/ |7 p& p
- opacity: 1;9 q2 \7 {7 n( D' z
- }
! `% H/ H# m4 O$ k - .dropdown-trigger::after {
4 v5 u( y5 U, e) @2 U+ z - content: "›";
/ y" V! ?$ m7 Q7 w+ Q3 m% ^+ R - position: absolute;' F. g4 k" O9 P& f
- color: #ED3E44;
7 z& O! |0 f. h& u2 C - font-size: 24px;
* z) \& P5 S4 R5 y+ U9 C - font-weight: bold;, u4 f" w8 m* E
- -webkit-transform: rotate(90deg);
7 i: W Y; P0 ^$ _# y: a - transform: rotate(90deg);! ?# _# ^' d+ F/ j; o
- top: -5px;
2 r7 g+ K5 h9 {5 E t9 Y - right: -15px;; u, {( g2 C M( P6 B
- }
& p6 W# n6 C, o; m) M9 W/ [ - .dropdown-menu {
! V( O& u S' `" J1 S - background-color: #ED3E44;
7 P% q6 L1 m9 U. U2 _; Z3 M7 h" s2 C - display: inline-block;4 p" c/ y, p% P2 f- c
- text-align: right;
0 {0 F+ K1 k8 N5 x6 c - position: absolute;& i% q/ s2 R; a$ g" h$ b# B
- top: 2.5rem;
; g0 | a8 J0 k! [9 j" W- Y: E! n - right: -10px;2 d0 G/ Z q5 z, W* m4 R" H! I
- display: none;, a4 a- s' A6 D$ H( [+ V* D' y" Q
- opacity: 0;# O) K: ^. n7 f; z7 O& ^' w
- -webkit-transition: opacity 0.5s ease;, o1 p1 S. {3 _' J5 N
- transition: opacity 0.5s ease;* k, ^8 Z, [; o' Q! a+ v% e% d3 W
- width: 160px;
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- .dropdown-menu a {
" _1 p D6 m# |( M g: o( p - color: #fff;
4 i2 S4 m# }; L, g6 ] - }
! Q2 ~/ w7 i* t4 }' B) l - .dropdown-menu-item {% v; j, B) G& }, z0 t2 R
- cursor: pointer;+ l/ r# h0 K0 D. _; }: ^+ \
- padding: 1em;& _: E4 n$ {: |8 M. m1 Q) P4 p
- text-align: center;
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- .dropdown-menu-item:hover {' [9 g( v$ U6 \8 u1 t6 B
- background-color: #eb272d;
' i, w9 d* v1 \5 p - }
复制代码 $ v) d0 f& O# r. M8 ^3 T6 X
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">; f- i6 b& @2 B
- <!-- Checkbox toggle -->3 c% @7 ~; L% v& u/ w' m6 W0 x* v
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"># H7 T7 F% h- k' y
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
$ P0 ]9 }7 U4 ] - <!-- Content to toggle from www.mfbuluo.com-->
* j- M" z! j, }+ R2 b5 l - <div role="toggle" class="toggle-content">: L$ S, O; c/ {. W3 x4 f
- BA-NA-NA-NA!9 R, [; @& \ D% c1 B
- </div>' h- N' T; B& j) R- F( }. n7 F
- </div>
复制代码CSS代码内容如下: - .toggle {2 x3 g9 V E$ K# f; R/ Z8 P3 _. \
- margin: 0 auto;
9 ^7 e5 g4 ~+ j - max-width: 400px;* A* L4 I0 U. }: E0 w2 J
- }7 v! i3 M1 }$ g6 b
- .toggle-label {
7 ?7 V% h( P4 j% h1 [% i! c5 ]5 n5 ^ - font-size: 16px;
4 ]: W( l1 Q' E% m; F' H8 Z - background: #fff;
- ], \' E r9 |2 g - padding: 1em;5 u% H, h& h- _
- cursor: pointer;) \* w1 z, c' G- H* q
- display: block; W9 g( G3 @0 E- f3 B6 g# Q
- margin: 0 auto 1em;
: ]7 K- o1 h' l- Y/ G% o - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 a- D6 ~9 E) ~" @6 @: I
- border-radius: 4px;( f! m' y! ^' o1 }4 Q
- }
8 W1 q( t. |& T D - .toggle-label:after {
% K9 X& ^6 f$ o1 _% H8 [, V2 B/ b - color: #ED3E44;; M& _& `9 g% y7 W% ~
- content: "+";
$ ] T! O2 f2 N5 [0 `/ { - float: right;' V, L4 P8 e9 v& S
- font-weight: bold;
+ {. X2 D7 _' q) R - }
- u- {7 @ U, x) E0 } - .toggle-content {1 F% u9 F, U* }6 b+ X
- color: #B0B3C2;
6 [/ X) J. W( W - font-family: monospace;" X( Z) @6 V! W+ ?/ m( A
- font-size: 16px;/ C/ h* J( w" P0 c8 b
- margin-bottom: 1.5em;
2 g3 u& ? S- D u1 k1 W1 _: V - padding: 1em;/ o6 F% F8 H6 I
- }) a: p6 U ~7 I
- .toggle-input {" n+ o; m i6 {7 Q" I" x* Y/ [
- display: none;
, `" B% f' I" g# D4 j) B$ T7 _ - }
) P) `7 c6 |; P& w; C# V - .toggle-input:not(checked) ~ .toggle-content {4 i* w! b9 }- q- ~' D
- display: none;
/ s* s. I$ i8 o& h4 N: [ - }; _! {) Y/ k# ^5 q
- .toggle-input:checked ~ .toggle-content { R( A2 G, l, J' S. x4 V
- display: block;% C: J5 y1 z: Z/ O$ Z
- }3 F( _* _7 w6 q S1 t; r9 W5 `& V8 O( M! X
- .toggle-input:checked ~ .toggle-label:after {% V' S: J9 n! ?/ O6 M, e9 J
- content: "-";
3 b- \& d8 U' P! B( I( N - }
复制代码
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