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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!">
1 \, U- e( ~: c0 N5 T4 F! J - Label for your tooltip& G2 W% O9 Z' V5 p5 F6 |$ Q
- </span>
复制代码CSS代码: - .tooltip-toggle {$ J, S& z$ A% U# {
- cursor: pointer;* u8 j7 `/ z: R
- position: relative;
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- .tooltip-toggle svg {9 L7 ^5 _, L. \
- height: 18px;8 l: s9 W( p) j" W# b* F
- width: 18px;9 [% s; j6 r, L( I f# H
- padding-right: 0.5rem;
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1 F: w- U2 i, G% }+ V* f - .tooltip-toggle::before {
+ p, ^ u) Z3 |* X; O" y$ a& L! D* H - position: absolute;7 ^8 k+ r: {9 U8 b3 k7 c
- top: -80px;
' x, ^$ u7 B q7 U1 P( y4 g - left: -80px;
# _% v, l. d1 C$ t1 W - background-color: #2B222A;
1 w% j% A u/ c/ [( t - border-radius: 5px;+ h) u( ?' B) V# e7 K
- color: #fff;3 @ `/ A' `! M9 `' \% v) E
- content: attr(data-tooltip);
. a- K5 v2 o# J$ ^ - padding: 1rem;/ F+ `7 j, [8 D9 s, \1 c& N6 B
- text-transform: none;
. x$ {8 ?/ \, G/ Q& W( K A# @ - -webkit-transition: all 0.5s ease;
6 S+ q$ ^# r% C% E6 e - transition: all 0.5s ease;
0 j. e0 Z; r1 Y/ k; L - width: 160px;
- z' N/ n- E6 `( j - }
. U/ r. K( ?8 o( b - .tooltip-toggle::after {8 M- b8 b- A$ M; x
- position: absolute;
g7 v+ x" Z- [3 B2 T - top: -12px;0 t" m$ n; r; b' p; i0 M2 Z' Z% U9 v
- left: 9px;
" M+ Z+ f, S$ {) e - border-left: 5px solid transparent;
9 t2 z1 c1 ?( u3 c+ Y$ ~ - border-right: 5px solid transparent;
: x6 i+ P# A( D' r; } - border-top: 5px solid #2B222A;+ l0 c5 M3 F. D( I1 _& d7 S
- content: " ";" D1 f# f5 [, Z& i+ G# v
- font-size: 0;) u; d! T! I0 y& U. b G" @" T
- line-height: 0;
+ _% v8 F2 K5 d2 L+ Y1 n. _& t - margin-left: -5px;8 l+ [1 N1 L$ ^+ t4 K
- width: 0;
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* }8 Z$ Z1 n1 q - .tooltip-toggle::before, .tooltip-toggle::after {. f& [/ F* L8 w8 X+ S$ h
- color: #efefef;
; u# z& _4 j9 Y1 W% L - font-family: monospace;
8 e" R( ~' ]. l" U C - font-size: 16px;' ?$ g9 q g% k1 [ M
- opacity: 0;
# U; h) d3 M# ^0 v6 H+ Q - pointer-events: none;
: b7 b6 F- g* d5 A - text-align: center;3 h5 p! E' T4 ]2 v
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {7 i" i& @" ]) Y% z' Z
- opacity: 1;- b* S& W' `" O0 R# a3 G, z
- -webkit-transition: all 0.75s ease;
j* G- }( g, Z. [3 T. ^0 S - transition: all 0.75s ease;& O4 x- A3 Z- p' k
- }
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">; B+ \4 ^# x: c) v
- <ul class="nav-items">- T. J. D0 R* S# q; d+ @( n( Z
- <!-- Navigation -->
F9 b* [/ V. H - <li class="nav-item"><a href="#">Home</a></li>
+ ?2 w7 r5 d5 ^0 D: T; B8 b - <li class="nav-item"><a href="#">About</a></li>$ F9 y; M J1 ?- }* [. {* ]" R# ~& S
- <li class="nav-item"><a href="#">Contact</a></li>
6 X( ^4 q6 C0 |" C: z - <!-- Dropdown menu -->& l4 H/ ~/ l. j+ C# |0 J3 f% t' z
- <li class="nav-item nav-item-dropdown">
- r4 G! s: S! q, \ - <a class="dropdown-trigger" href="#">Settings</a>
% ]: T" ^. |0 T7 B3 Y* G - <ul class="dropdown-menu">
3 S( q* A) N' W' f e0 F" v - <li class="dropdown-menu-item">' c) q6 f9 b0 y' M
- <a href="#">Dropdown Item 1</a>$ z: ^% J# ?; c* D4 Z2 C1 \
- </li>0 s( C! n+ h( e$ K
- <li class="dropdown-menu-item">+ ?# U' l8 s7 _2 y, V; X# K3 Z5 n
- <a href="#">Dropdown Item 2</a>
9 G" a1 i( {4 `) u# Q - </li>
% {8 ?1 y- Z& H% V; n& K - <li class="dropdown-menu-item">
- b) S' d# E# d( Q - <a href="#">Dropdown Item 3</a>; }1 j( q" t Q, y# O6 F: o( c
- </li>3 J- T. N, G0 V \+ }
- </ul>
3 ?! N ?- H# k6 P% d - </li>
) x; a6 h+ P% @7 ?/ H5 y - </ul>
9 e1 g# X- H) L0 B, T - </div>
复制代码对应的CSS代码如下: - .nav-container {
: D/ \7 g" [' n/ l* U3 J( l - background-color: #fff;
: E% j" t+ }5 N+ Y; h7 X - border-radius: 4px;
, o" h" K% i4 b+ Q( \5 H - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 X2 C: r4 t+ p+ r: ^) }# x! T: b5 _. p - padding: 1em;; D; M' K) J |
- border: 1px solid #eee;) `7 M5 C' [. f
- display: block;+ M8 t! B: b. |0 O; Z3 c1 ?3 M
- max-width: 400px;
+ N$ z6 c0 W4 E/ u - margin: 0 auto;5 Q$ b6 V! V7 k0 w+ M4 v) D
- text-align: center;. \( ]: R, S N9 G, C3 b3 o$ g
- }+ A5 M# y; I/ ]' D
- ul,
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- list-style: none; t. e1 u; o, N5 F: V4 v
- -webkit-padding-start: 0;) o' \; }9 W5 ]) Q' {- P; W: [0 w
- }
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- text-decoration: none;
/ X" G8 q0 f2 q1 D- Z - color: #ED3E44;& q. X' S' o: P8 D- \
- }
$ n' @# `" V& s! f - .nav-item {) M4 }# ?- b. c t9 I
- padding: 1em;
4 g: x8 \( y0 ?1 u - display: inline;1 {! d! z# R& l2 R3 o+ x( g
- }- J& l3 F5 h- x$ [" z
- .nav-item-dropdown {, y' X9 U0 s: {! R7 c% z' K
- position: relative;2 b- I" I/ d2 W' l
- }
W# E& y( E- Q9 K - .nav-item-dropdown:hover > .dropdown-menu {$ J9 _" b: ~( E4 l9 Y( l
- display: block;
: e2 m( Q6 e6 _1 g$ i - opacity: 1;
) ^5 h( H0 Q/ W - }
2 ~) Z5 Z0 C6 p9 M - .dropdown-trigger {
0 j9 \, p2 A4 Z) |9 }# |; o' k. ? - position: relative;5 S1 e# ]( X! O$ h& a
- }9 f9 Q7 C' C! K
- .dropdown-trigger:focus + .dropdown-menu {4 V- _/ u: Z, B2 D/ _- ~& H
- display: block;
' I/ L+ P% O9 w6 Z& k - opacity: 1;9 G! P% H1 {% N6 r. }3 k
- }0 B7 Z9 d9 K7 P' q. ^7 a' K
- .dropdown-trigger::after {- I# W6 q' ]" S- c" o
- content: "›";7 B+ s( s3 h, I0 [: X
- position: absolute;7 J- p9 J6 r9 l7 U
- color: #ED3E44;; N/ p' s* {6 f3 p
- font-size: 24px;- L) p, [& ~; k
- font-weight: bold;: Y, u" X# h. j, A' M* {: E
- -webkit-transform: rotate(90deg);; l7 m, }1 u; b$ B4 D$ ]9 g
- transform: rotate(90deg);
- B$ j% S. G. v' Y$ F% _ - top: -5px;
* w% k n" k$ I/ z. N6 b" V - right: -15px;- o7 n& w V( r/ m" ~3 t6 Z B
- }
0 `% ^# E6 W& b7 U3 W# z# D - .dropdown-menu { ?* e. K# v: Z6 x
- background-color: #ED3E44;
6 }* P+ o/ v1 z1 U/ \ E5 w - display: inline-block;
( t) t# \6 a" O! u3 R - text-align: right;
- N2 \5 y- S7 Z$ Q# D+ w4 C - position: absolute;( o: N9 G6 H+ {$ R
- top: 2.5rem;8 { a$ \- m3 x) n4 U' b
- right: -10px;
6 r# p3 t' v) F5 K3 p- x( q - display: none;/ p4 v' o! |+ m: t, O
- opacity: 0;
& y% o+ X& a0 }, D; z - -webkit-transition: opacity 0.5s ease;6 L8 G E3 j7 K, L0 p! ? O# l7 U
- transition: opacity 0.5s ease;
7 @# j+ l5 Z) X& r- q# M% a - width: 160px;
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- .dropdown-menu a {
% W2 \: s5 [7 g- R; D - color: #fff;) S2 k7 y& w8 s
- }9 x' S/ g4 f# R6 k
- .dropdown-menu-item {1 {. k0 e0 ~0 L9 Z; z; A
- cursor: pointer;9 ]3 A7 h }/ u& ~0 R; Y9 y3 U
- padding: 1em;
. g5 @% m' n' r/ ^ - text-align: center;# B! S1 [: n4 k
- }
4 O U' L1 t4 {8 ] - .dropdown-menu-item:hover {
- P+ h* m4 X: L# `2 Y% A; a. W - background-color: #eb272d;' P9 l; S9 E- b* @1 K/ z2 c
- }
复制代码 & C3 I3 u$ B) J% w. f& g, {
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">, X7 D% v6 H4 P( _# z D8 L& J
- <!-- Checkbox toggle -->
+ K% t& V7 c; |7 R. M - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">9 X# q* N1 ^, X% V' ?- b9 g$ k( D
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
6 E4 R& B2 ], t. F$ t& }* b- f! Z - <!-- Content to toggle from www.mfbuluo.com-->3 g) b7 H: |) `/ z8 k
- <div role="toggle" class="toggle-content">+ q6 z7 n; D/ {2 ^( w: [) D
- BA-NA-NA-NA!
0 j! p: z6 L* W0 M+ l) J - </div>4 D" x+ {3 T6 _
- </div>
复制代码CSS代码内容如下: - .toggle {
( I% T( m7 @! H. }& r2 n/ l% l5 v0 C - margin: 0 auto;& B$ k, b9 w, b
- max-width: 400px;" g! S% u( [4 K( n1 W2 _8 a. S
- }; ^& f( P; U. B* V
- .toggle-label {
7 M6 x& r3 Z/ h$ ^& w - font-size: 16px;
0 f" G/ E! Y& ?% [* @ - background: #fff;
+ k" w7 ^' g9 v' e, u% H - padding: 1em;
3 s' u/ C5 N4 r% W - cursor: pointer;
7 y9 v* V7 i( h - display: block;
' d% n3 M" e; Y1 I; D) L, n- k - margin: 0 auto 1em;
+ M. ?6 F4 r9 Y& E: V# g - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" \/ ~( H' k5 V* G( R. X4 M# }
- border-radius: 4px;
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- .toggle-label:after {
1 J5 j- E& c+ L - color: #ED3E44;
. ]$ m$ b8 [" l" G - content: "+";
- R4 y; d3 ^6 P - float: right;6 W( T1 _# O, X8 }# u) |
- font-weight: bold;
" o5 y& p1 P9 H1 B - }+ p: Z8 `( X' S2 _" n- C" V
- .toggle-content {
5 J0 _' x4 ]- S' p% Z8 F - color: #B0B3C2;
' M2 T w+ G! D0 C# ?* Z - font-family: monospace;
& z# w8 u/ Q8 i Y$ Q# ]2 L% f$ l - font-size: 16px;0 f+ p% S4 W: d
- margin-bottom: 1.5em;
1 q+ R( {3 e8 h. H/ u- P - padding: 1em;7 A+ O# a( b/ R+ P" S7 C; g/ a
- }, C" G$ |& S" {3 ]* _' @1 n
- .toggle-input {: u% \$ u$ t& f
- display: none;
% K" v& d, ~+ X V) l# r* C M3 p - }0 a- u8 Q! u5 d% r, r ]0 P
- .toggle-input:not(checked) ~ .toggle-content {
9 R" f* s$ y6 T8 R3 S4 w( d" P5 C { - display: none;
6 o6 v1 A4 g+ F6 ~ @ - }
( f0 D3 G7 i9 Z - .toggle-input:checked ~ .toggle-content {
/ Z- Y' h( d: A2 R9 \! q0 ? - display: block;0 a4 x5 z; M) T+ g2 I
- }
% o, T" q2 y6 ^7 Q9 Z# n7 \8 O: ` - .toggle-input:checked ~ .toggle-label:after {
) S8 m' R2 F8 P% w5 }' i! g - content: "-";- a7 H3 Y) P: V( Q+ R2 _# A5 `+ a- e
- }
复制代码
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