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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!">
/ i. S: E& G6 y0 ^ - Label for your tooltip. i0 ~5 ^& K5 q) ]/ |4 l
- </span>
复制代码CSS代码: - .tooltip-toggle {3 \9 N) W0 d U$ _1 E
- cursor: pointer;1 c7 ~1 c& N& y3 A& v1 S$ J
- position: relative;
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~: r( S: A+ o. B0 E - .tooltip-toggle svg {
( M& Y+ z1 p! J - height: 18px;
' D" C ^' V* @* G, t0 w1 x \8 F - width: 18px;
- h# ?* q# n% a - padding-right: 0.5rem;
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- .tooltip-toggle::before {5 v. N0 `3 W8 _. e# C4 C$ z3 @& l
- position: absolute;. U- T( D2 |# _- e4 k2 \, u7 a% Y
- top: -80px;
6 C; n% l0 Q$ \, ?; A% } - left: -80px;
5 q0 g) L7 u3 p8 l - background-color: #2B222A;
3 W8 Y$ T2 F& B/ ^7 m - border-radius: 5px;
/ f& I& _; L( {$ a/ J - color: #fff;+ C; j7 h/ D! e H6 p- s
- content: attr(data-tooltip);) G) O0 t& @0 ^1 }) P
- padding: 1rem;: T; k% w. M7 k3 w) v
- text-transform: none;
- I9 ], V. d! ?+ U" H" p! L - -webkit-transition: all 0.5s ease;
- u& u: C, f1 M- g* r6 @ - transition: all 0.5s ease;
, c0 \! g0 x9 e- d! N - width: 160px;# k" h# R9 ~, Y
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- .tooltip-toggle::after {
2 @& o6 M }* V4 t. b1 P - position: absolute;
$ d, `+ c; A' Q3 t6 W - top: -12px;
9 q) F( ~5 M; p2 }" c - left: 9px;
6 S6 z: G0 b+ d- A0 s - border-left: 5px solid transparent;5 a8 {. ?* C' F4 \5 \6 W! o) z+ j
- border-right: 5px solid transparent;5 U4 t9 m7 T" g7 p- r6 j! _6 O
- border-top: 5px solid #2B222A;6 w8 W; S. ~; F, V1 |8 A* w9 Y, N
- content: " ";
8 ^1 t; l9 [2 G# Y) g% ] - font-size: 0;
# h) M/ c5 ^! Q* g% U" S - line-height: 0;
5 S# X, O0 T( F4 @( L+ m& F. n5 g - margin-left: -5px;
0 @( f; X2 k6 o( i6 k - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
# V L) {. L3 w" N - color: #efefef;
5 x" G+ P5 Q! E- a' `1 { - font-family: monospace;' c5 I# K+ |9 s) \
- font-size: 16px;
: {9 l) H" ~. u2 P, j* J - opacity: 0;5 k# y8 h& W r7 |) C* l- @- @: p
- pointer-events: none;$ N, l* |' Z* }5 n7 I. N- B" \
- text-align: center; Q! w- `' W1 i' v/ E0 h
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {9 P, {; G( ~0 `
- opacity: 1;
/ I) s. T) L! j- H7 Y: |$ m - -webkit-transition: all 0.75s ease;) p* Z! H7 h4 B p+ x# 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">
5 ]8 j) A& a) {+ R9 C4 V2 L% \) x - <ul class="nav-items">
5 @0 h: G A( h- U1 G! } - <!-- Navigation -->
+ z% L. a( ]/ |9 C: L; l) u9 u# Y - <li class="nav-item"><a href="#">Home</a></li>
% n; I. X4 J5 x - <li class="nav-item"><a href="#">About</a></li>
% Z9 B0 C8 g$ Z5 r$ l5 C - <li class="nav-item"><a href="#">Contact</a></li>* E2 o9 b* a" a- L
- <!-- Dropdown menu -->
_4 @+ A9 l9 V5 P; Y - <li class="nav-item nav-item-dropdown">
! Q* O7 I' i- @1 T4 P - <a class="dropdown-trigger" href="#">Settings</a>
8 [, G$ l! F" ^5 Y( s - <ul class="dropdown-menu">
4 A- R* k4 c- n - <li class="dropdown-menu-item">2 a$ {3 J- @( j, ? Z/ M2 Z
- <a href="#">Dropdown Item 1</a>
( C% z, S- f0 F K4 T! C3 S - </li>
/ F3 r+ l' e: b. @6 f) T' c - <li class="dropdown-menu-item">
' V8 }6 ]8 n6 v1 U - <a href="#">Dropdown Item 2</a>
3 y5 L( S. ~ ~2 \1 O7 g$ M - </li>& Z( C/ @& L& ]. s T6 v
- <li class="dropdown-menu-item">' Z% W* c: J2 b* `8 t5 T
- <a href="#">Dropdown Item 3</a>
6 `! b3 F3 ~5 h* L1 J - </li>
5 \" E) K/ ~" u5 t- v - </ul>0 V4 g# q9 @1 u |1 C
- </li>+ V; x& U9 d& u( T: d6 q$ D, ]1 l
- </ul>. R- `* {# _" o/ x
- </div>
复制代码对应的CSS代码如下: - .nav-container {
5 n: X* p3 _) q7 S( H' Z3 K- z - background-color: #fff;) k! |+ c, c: {8 D; W
- border-radius: 4px;
8 p9 N) w( c7 d0 q* z( J; } - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* g/ C y K) U8 ~4 F% O/ ? K - padding: 1em;
: i, l) u- `% A3 n - border: 1px solid #eee;2 Z5 p3 A7 Z+ \2 ?
- display: block;: G% i# Z8 h) J, `' ~+ v c7 N
- max-width: 400px;
! ~2 U: A3 t% B4 E - margin: 0 auto;' N7 Y! b' X* ?1 ~- d" G
- text-align: center;: `7 P2 Z6 L: f% O/ ?0 i, E. o/ a
- }
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- li {
+ u4 T" w! g! L% K: C( n" D - list-style: none;
. K) Y# K! l/ ~/ F- Z7 V- V - -webkit-padding-start: 0;
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- text-decoration: none;
7 \! [& @4 R3 r/ _: I - color: #ED3E44;
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3 m& Y, T* Z. L0 Q - .nav-item {
$ \- K t$ d7 B, ~9 c% J- C) [+ F - padding: 1em;
3 @3 m6 d3 ~ p7 S - display: inline; M0 |+ N* J/ l$ T- `& [- p
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- .nav-item-dropdown {9 \5 d+ y, D G* F, d
- position: relative;! h' g% @- d- R# I
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- .nav-item-dropdown:hover > .dropdown-menu {. @; ~4 x; C- r" h& ?/ C; M
- display: block;
) V; t7 {( A7 I9 m: z- v0 _ - opacity: 1;
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- .dropdown-trigger {
0 u0 w5 x; d6 w$ l - position: relative;
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( ?) K9 n+ {5 s8 a# p0 t% f - .dropdown-trigger:focus + .dropdown-menu {
" S, L8 X0 B' u# f1 L( C - display: block;
0 p [+ d+ S& l* P - opacity: 1;; f4 U7 C8 f& z" s6 S
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- .dropdown-trigger::after {
* f7 K6 @" {; K4 |3 N3 u - content: "›";% \( t8 j/ \- k
- position: absolute;9 ~& S" y# S) j+ y+ R' t/ h
- color: #ED3E44;
1 @5 v$ J7 T0 a0 T& c! Y! U - font-size: 24px;: Q6 W* ^: ?: B, P
- font-weight: bold;
2 T8 L: J! K) [5 m2 m( C - -webkit-transform: rotate(90deg);9 U5 ~5 G' R$ H( g6 ? C0 ^5 j) Y5 H1 Q
- transform: rotate(90deg);
1 l0 t k; ?+ ^ - top: -5px;
4 d# c/ d# o; t5 S, O4 N7 S6 y - right: -15px;3 w8 J6 U/ L/ C4 {
- }3 a! y- I6 z _ C, q
- .dropdown-menu {
8 F& u4 |" i6 A/ x+ h( `) M - background-color: #ED3E44;
2 h4 I' Q7 ^) L* w _9 m R0 t - display: inline-block;
( h" q0 g7 X% _0 D2 \* D - text-align: right;) Y4 K; T5 A! Q' i& n* _
- position: absolute;- u# [1 X: T% j2 f& V- e
- top: 2.5rem;5 `& f1 \, q( z, F- L4 D/ e
- right: -10px;
- T: D1 I3 R$ ?( X3 p. H# I - display: none;' M# Q2 t& }, n7 K/ f7 g
- opacity: 0;- `2 R! S. D) i2 g1 s
- -webkit-transition: opacity 0.5s ease;: W7 k' p" F, ?
- transition: opacity 0.5s ease;
3 \1 { R# N2 D4 q# u - width: 160px;
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- .dropdown-menu a {' W6 I7 t/ D5 Q# d. m
- color: #fff;
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0 n( I! E4 f3 ^- m7 i i - .dropdown-menu-item {# B2 s, Y8 ^) Y I8 o J
- cursor: pointer;7 m; c! `# `5 b2 F: u1 Z" o, {
- padding: 1em;
. X! H$ n# s# S" }% S# j }0 ^ - text-align: center;* J% \9 }) U0 p) V2 U
- }% o( K% B* H5 E$ d# [) Z5 g( m% f
- .dropdown-menu-item:hover {( Z( u' `8 {! l: d. l" S
- background-color: #eb272d;4 F1 M# t: H; C# f- y7 `8 {
- }
复制代码
# T+ K! O0 m6 X4 y- H可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">3 t# `1 H: E3 \+ ~
- <!-- Checkbox toggle -->
! e8 r( W% y8 U% M2 T - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
/ }8 D. J* P$ k9 g6 m - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>, c2 ^8 n3 K. m. v1 U
- <!-- Content to toggle from www.mfbuluo.com-->3 }8 g1 b3 o/ F O
- <div role="toggle" class="toggle-content">& y# c* d; v& _; `8 `! a( s& P
- BA-NA-NA-NA!
( A6 \3 e% T4 H; }4 H; N) f5 w - </div>
' g0 L/ k# z7 s6 C, v7 b( ]% N% ^! Y - </div>
复制代码CSS代码内容如下: - .toggle {
( } o4 h7 x( H0 B7 D5 ?4 z - margin: 0 auto;2 I O5 w6 _4 g
- max-width: 400px;
6 V. a) R G2 V- T8 ] - }
0 ^' c+ i3 g/ f) N - .toggle-label {
s6 X$ c% h N! P% c - font-size: 16px;
6 I! ]( g# M6 W; U7 g3 `7 B - background: #fff;/ t( k( |7 G8 y6 Q
- padding: 1em;1 m L1 {* k/ S$ R& d
- cursor: pointer;& ?* o1 F9 u# b @- C4 L
- display: block;
1 I! o0 v. `# N - margin: 0 auto 1em;' Q, W& g4 }' M! V3 T, R
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 [9 t! z I1 q, A' N& R
- border-radius: 4px;
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1 p) Y" \; N6 a3 a* @' M7 N& k - .toggle-label:after {$ j1 b0 h4 ~+ v+ P1 I. L% ^
- color: #ED3E44;7 e, e) u' [. h7 K: {& R& a2 j" s: Y! S
- content: "+";
5 b, ?( N/ f# L! U - float: right;
, ~( r9 n2 K! r! I3 _, J3 Q - font-weight: bold;, }) A* ?' f5 X) I/ @
- }% {6 P$ g' l3 k" d
- .toggle-content {7 q9 V3 {% J& ]. b& S' E4 o8 d! |
- color: #B0B3C2;, y, h& o. _) p" Z) N4 D+ P
- font-family: monospace;4 S2 T" K. d. l/ w
- font-size: 16px;
+ C% r+ V4 ]- o' E - margin-bottom: 1.5em;6 L* c% L3 Z+ G9 P6 r; O
- padding: 1em;
, M0 O3 K! ]5 f& Q: { - }
3 Q5 G0 h/ E; ]$ N# M+ s - .toggle-input {8 ]* y6 G: O: f
- display: none;; ?. _# \& `1 t2 ~3 c2 s# L
- }
* J% I2 A' p+ j9 n" a! N) R6 w - .toggle-input:not(checked) ~ .toggle-content {1 A/ I1 H* m! N
- display: none;( p7 g" l8 b" I3 v. o
- }; R7 o4 S; c# s
- .toggle-input:checked ~ .toggle-content {
$ O! F6 z5 ^2 u2 u, u+ G - display: block;
% _$ K: B4 u( n+ X9 Q - }
1 j0 a* D8 ]0 O" u* O - .toggle-input:checked ~ .toggle-label:after {& q+ T8 e8 `# U
- content: "-";
+ H" R4 G" a! g - }
复制代码
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