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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!">
! ]. L D C; `8 c - Label for your tooltip8 g5 V" ? m! E3 q
- </span>
复制代码CSS代码: - .tooltip-toggle {1 [1 i$ z6 p; y& C3 U& i
- cursor: pointer;. }- J. S. J+ o J
- position: relative;
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# v1 R% _6 g) B7 A5 w - .tooltip-toggle svg {
3 f$ H' u, i6 O$ B - height: 18px;
3 {, ]8 v( w% B. j* h - width: 18px;. A& \2 f* b) r4 l f, f9 L$ m
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
, d% A& T P! G. w3 j0 _ - position: absolute; o$ j2 ?0 E3 g0 g g( [( ?
- top: -80px;- k4 y5 E% P* ?* g, k m
- left: -80px;
; c+ }' u; k% e% c. f' Z9 ~ - background-color: #2B222A;2 y% ~0 J6 [& d4 ~/ L5 Z
- border-radius: 5px;
, c# t: Y2 Z7 J! W - color: #fff;' E$ u$ a D0 c
- content: attr(data-tooltip);
7 G6 g y$ a6 L M" q$ ^ - padding: 1rem;
/ Z; w* r# k: `: |* i- w7 |$ e7 { - text-transform: none;
1 c6 N! u/ i/ l" m, L) I6 q" \ - -webkit-transition: all 0.5s ease;8 Y8 U+ Y1 X/ x. |
- transition: all 0.5s ease;6 C7 k7 } v( F9 P
- width: 160px;# l/ } h' X% T, ?
- }
6 Y% v' t% @/ o% K - .tooltip-toggle::after {
( E' a6 D( {5 e- B6 U" R9 D - position: absolute;5 ~" F' p4 H) H- k9 q) r8 O
- top: -12px;
) q0 }1 F* O% B - left: 9px;
9 P4 r8 ?4 M T - border-left: 5px solid transparent;
2 i, G) k- u. s* ]) i - border-right: 5px solid transparent;
0 Q# Q( \7 Y6 R, u' W* W - border-top: 5px solid #2B222A;) |+ J2 f/ @2 r+ L6 _; J$ {
- content: " ";! p; N$ {& j0 [
- font-size: 0;
2 f9 B; ]+ o X- v - line-height: 0;
7 g" a! h/ R+ H+ a8 W1 K B - margin-left: -5px;% f) x8 ]" U' m# d+ A
- width: 0;6 {. g9 p; E: {4 }
- }
/ f5 M0 c9 Q1 D" X- D" T - .tooltip-toggle::before, .tooltip-toggle::after {8 o7 B4 Z6 _- T5 Q
- color: #efefef;
+ A9 Z7 _3 @! T5 M$ R - font-family: monospace;
& D. C$ V4 X8 Y" O6 P - font-size: 16px;
8 Z! |' R# l% [ - opacity: 0;( D* ]4 M( M2 T }
- pointer-events: none;
" y5 a# a; s) \3 [( W - text-align: center;( J" w! S8 H- w- b' P; B
- }+ T# G" d& z( U1 D0 s
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {; I! y# n) [# ^7 f
- opacity: 1;1 A0 [( S. E1 A( o5 ?
- -webkit-transition: all 0.75s ease;
J( j* J2 b* Z+ R" [/ e - transition: all 0.75s ease;" ^/ {7 l' u3 b
- }
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">
+ H8 ~1 x+ _% G2 _2 v) E% g - <ul class="nav-items">
1 @! M) L( Y. R6 x% I' k. u9 k - <!-- Navigation -->$ k C. w/ j3 Y! L# R# R3 i7 D
- <li class="nav-item"><a href="#">Home</a></li>
: b1 V+ \5 M( F0 p1 G" e; c8 ^ - <li class="nav-item"><a href="#">About</a></li>: Z; x( {& r3 v$ g& Y' X
- <li class="nav-item"><a href="#">Contact</a></li>
% d0 N8 S; W" h1 _/ ? - <!-- Dropdown menu -->2 e: j, u2 F3 N8 s$ ?5 q4 b X
- <li class="nav-item nav-item-dropdown">% S; h" Z/ F0 Q5 @" J7 D
- <a class="dropdown-trigger" href="#">Settings</a>$ Y8 c$ j& S7 l
- <ul class="dropdown-menu">
8 i% ?5 H3 r4 V+ O$ S - <li class="dropdown-menu-item">7 F8 X e3 J6 K8 y
- <a href="#">Dropdown Item 1</a>2 z$ a r$ W! y9 q
- </li>. ` T; Q5 G7 L# n' j
- <li class="dropdown-menu-item">
; O" `" \9 O5 s, m% M9 D/ t - <a href="#">Dropdown Item 2</a>
' R* m$ y! @9 G' D) L. f) j - </li>+ N L1 ^7 y5 m& i. P x/ [- L
- <li class="dropdown-menu-item">" l$ l2 _; ~9 C& D0 s
- <a href="#">Dropdown Item 3</a>" h5 o+ J1 L6 X$ K! F
- </li>9 F: e% s; n9 d' j
- </ul>
/ F* ^) R- L$ h - </li>
- f5 ^; \+ \5 O! G - </ul>, x' P3 n) q; K, F
- </div>
复制代码对应的CSS代码如下: - .nav-container {; |6 M' K' X. Y0 E/ v, ^
- background-color: #fff;' J4 V, O" z+ a i0 f( [% E
- border-radius: 4px;& F, `' g' e+ n& F) \% T3 c) [- j
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 E' h$ Z4 d6 a, M: W) P- K - padding: 1em;
5 X2 K/ r; F( d7 Y7 i - border: 1px solid #eee;
6 }- G: |6 c) t4 z0 f - display: block;
$ M# D* B+ H$ m2 e - max-width: 400px;
) M, d1 j% q9 ^) z0 l - margin: 0 auto;
- [ e' f& v: `9 ]( r! c0 a" F - text-align: center;7 @* i2 `. f* `4 }
- }
# u' g( n E6 Q; u3 o2 I" Y" S5 W, M4 } - ul,
3 f1 b2 ?+ b! B, U, t: Z2 h - li {
/ C4 T) r2 ?- |" O! ?+ y - list-style: none;) |2 Q. \" ]+ V0 G7 y
- -webkit-padding-start: 0;
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- a {8 o, i. J r6 m. B! C
- text-decoration: none;8 u. a$ v5 A- W( P
- color: #ED3E44;- v; p- `2 }- A+ D
- }
% m+ c( C7 T9 d: m1 N4 d7 ]; i - .nav-item {
( x+ D, {. P4 U, J - padding: 1em;( b! G2 W7 v# k6 z2 d
- display: inline;
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2 N/ [+ [0 G$ b) D. ? - .nav-item-dropdown {& A* h5 |) ~; d+ I+ C% l3 m
- position: relative;
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* M& {. T3 ?8 F3 p/ i# z% t: n - .nav-item-dropdown:hover > .dropdown-menu {0 }" z2 k2 x/ C0 E* v5 }
- display: block;) j* Z# e% B+ C
- opacity: 1;
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- .dropdown-trigger {+ B4 L8 t5 S. J5 S9 M/ Q* k% P
- position: relative;5 Y" [$ A9 |& O4 ^+ _" i
- }
" Z4 G6 `0 N% L3 g- J" K - .dropdown-trigger:focus + .dropdown-menu {% S& Q% M" e) j/ Z: ~
- display: block;
# G6 D+ C* e) Y$ W8 k. P% g - opacity: 1;: M) ~* i! p9 u% H f/ M
- }
6 V2 G" h6 f* h* M - .dropdown-trigger::after {2 M# L) B3 c' U8 p: ~! Q, }
- content: "›";
/ ?- r0 i3 W: A; T5 E - position: absolute;
4 p& o2 J: d* Z, a- k/ J& L) s) L. v - color: #ED3E44;
5 w! W+ H5 k) \; W - font-size: 24px;& e1 O! u0 f, V* k8 \ m; o
- font-weight: bold;
, B* _/ G* j( q" V" J+ h - -webkit-transform: rotate(90deg);
/ d& h6 k& F4 ]! q( A2 K; k - transform: rotate(90deg);% P, N" I4 E; [9 `# R5 B
- top: -5px;
+ Q7 F. D, L' @/ ]* F& {3 c - right: -15px;! b' N5 ~! h) S) I, D0 X2 k
- }+ k5 Q: r" H$ L
- .dropdown-menu {
3 u- e( [' q3 U! f7 t - background-color: #ED3E44;
# Q. J& K- B2 l! x+ G" {$ U - display: inline-block;
2 L( n' G: ?, u - text-align: right;" X5 \3 F, a4 \: x
- position: absolute;
: W6 J2 }- |+ | r- h3 Q9 N - top: 2.5rem;4 ?1 V; z, |4 T0 G
- right: -10px;* h9 L$ }4 [7 Q X K+ A' G) V
- display: none;
; e A C6 N. z& [ - opacity: 0;
0 u, s. C( U- ^8 F* _; k+ K - -webkit-transition: opacity 0.5s ease;
6 V8 d7 \$ d6 E% J - transition: opacity 0.5s ease;
7 B1 _" W# t; d0 N; i; i+ l; t& o. g3 b - width: 160px;
3 ^% v' i6 V1 A/ a - }
' Q" V* X' ~9 B* B - .dropdown-menu a {& z8 F) p& b# H: O
- color: #fff;
* E7 B5 A7 B- z o" U - }
9 u9 y" P7 b! ]8 o, s; z, U - .dropdown-menu-item {; ]* }6 C1 N1 C! x+ g! q+ {
- cursor: pointer;/ \1 p. q2 W F8 }. ~7 z
- padding: 1em; A3 L" _5 p g- x+ Y" |
- text-align: center;
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- .dropdown-menu-item:hover {1 [/ J! ]; X& m2 r" l8 j
- background-color: #eb272d;
s. ?/ Y3 l. n, e - }
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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">
4 q" v+ l9 ^* Y6 J9 F - <!-- Checkbox toggle -->2 C! c8 ?4 c, B1 ]! \0 ?- U$ v
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"> N/ ?' B, n: ^& Q
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>+ N% G. E! r5 z- U8 H4 ]+ c
- <!-- Content to toggle from www.mfbuluo.com-->
9 F! M8 N4 f% l, P - <div role="toggle" class="toggle-content">
5 F- `% u3 F3 W4 M: D- A( e - BA-NA-NA-NA!& W9 [- j# F4 J3 K r
- </div>
, V6 y( D5 `( y - </div>
复制代码CSS代码内容如下: - .toggle {% I5 ]/ x) D: M$ W
- margin: 0 auto;
$ C: K( Y0 e; y4 @: S# O - max-width: 400px;5 f `( [6 B, D) Y; H
- }
3 g9 w1 O/ D; A8 K8 o7 V6 U - .toggle-label {, C4 v; [9 h' R; \) G! O2 }
- font-size: 16px;
- X( H& t8 X" h8 \ - background: #fff;
* \& T L8 p% P* W - padding: 1em;
+ c5 `# H0 F1 K) Y - cursor: pointer;$ P1 r* }" {* N3 r: G8 ?1 [
- display: block;
- y8 p1 r. m; v5 }, @* m! K - margin: 0 auto 1em;+ L) u& T& x4 {
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 \0 U& n: ^4 ]9 C( r3 ~* O/ X - border-radius: 4px;
, ~- _/ J0 p t8 `7 @ - }
$ y" ^) b* ?. } - .toggle-label:after {
9 R0 u+ u: x) h" J& V6 R" X' U - color: #ED3E44;# B) }% d5 e4 {4 n/ k' ^" p
- content: "+";
' f7 v7 [' S Q( K! K4 A - float: right;2 S8 z# N2 J# d% | P' M& W
- font-weight: bold;
2 i$ s2 z* l$ W! b - }
0 m q2 f. ]: D - .toggle-content {+ t! C9 [: n% F4 o0 W# s* k
- color: #B0B3C2;" ^& o% w5 w6 n8 y* ~* H+ H
- font-family: monospace; N3 }* P7 W$ r
- font-size: 16px;
( F7 c9 p5 g/ t0 ^% f - margin-bottom: 1.5em;3 {$ t( S) d1 ]" N( Z9 J6 y" s
- padding: 1em;
& J- z2 E9 i. `1 f - }1 p; K5 Y7 h3 p$ w6 u
- .toggle-input {
2 m: Y6 D4 ` D1 b+ M* U - display: none;
9 O. Z5 w6 X% e; c* X' n( v - }
9 Z7 k/ p/ B" }* D( \, z - .toggle-input:not(checked) ~ .toggle-content {) g, b; \5 r- y6 {
- display: none;0 _4 |) l n+ m& V- u0 g
- }: \4 ~0 K5 h/ W) e9 }, V
- .toggle-input:checked ~ .toggle-content {
p* B9 d" E1 o/ F - display: block;: n6 Q T4 a) Z
- }
+ m6 l2 H! e8 i/ B* V) i - .toggle-input:checked ~ .toggle-label:after {
5 f4 p8 }8 _# `/ T1 t. \& M - content: "-";" ~5 ^, n* B7 Q% R2 t4 @
- }
复制代码 4 [8 t* L! t7 c- X
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