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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!">
3 W; F# o+ F+ U! ]1 R - Label for your tooltip: q4 h7 j0 w) C! y+ P& P# E& e
- </span>
复制代码CSS代码: - .tooltip-toggle {) W2 S" L# y9 Y% z
- cursor: pointer;' M' v3 i% x8 I- f. h
- position: relative;- i2 y' o' f0 w! A, `* e; w
- }
+ T$ ~4 i n8 t; }0 } - .tooltip-toggle svg {- D3 X. ~' ]. T; P( z
- height: 18px;2 M" G6 p/ Z, h6 U! }, V9 M8 ?; m
- width: 18px;+ c# c; u2 y$ A) J) z! Q
- padding-right: 0.5rem;6 X6 u$ b0 K8 Q& K4 Z# G% s7 U
- }
. J. p: q: f# H: y# H6 k - .tooltip-toggle::before {3 s* l: L$ `2 ]' H+ X. A
- position: absolute;
' @6 t4 }! d" f3 `/ J - top: -80px;
4 V- @) p2 g: w1 P+ T, S$ Q - left: -80px;
! H+ e' [' B( L& P- { - background-color: #2B222A;3 U8 j! f) V1 N/ }0 B/ |8 v
- border-radius: 5px;& K% I' u1 F4 O- [" H' K/ ]9 b! t
- color: #fff;
- t- {0 l, i: T# c - content: attr(data-tooltip);/ ? I/ v- e( X3 \
- padding: 1rem;4 u/ U- p3 g8 h: s- U4 ^( R
- text-transform: none;; ~+ o9 b# T$ N1 D7 B& O2 H, r
- -webkit-transition: all 0.5s ease;' v F7 m2 D, m0 B$ b9 s
- transition: all 0.5s ease;' h: ]8 f- m$ @
- width: 160px;) F3 w0 F0 _/ N+ I5 E& y* p0 a' G
- }
4 }" D8 O2 [0 O: a) R2 S3 C - .tooltip-toggle::after {
. q( x, p3 T$ a. C: q - position: absolute;
4 y( }! C4 B4 o' b! R - top: -12px;% y' u. c; i: G6 f& [
- left: 9px;# c5 C* w5 R! y
- border-left: 5px solid transparent;: }) ?1 d- q, n D. t9 L' n
- border-right: 5px solid transparent;$ ~4 p% b7 a4 c% _7 ^
- border-top: 5px solid #2B222A;3 p( m* s2 H$ N& P1 }
- content: " ";" J+ ]3 Q4 C0 U6 {' L, W
- font-size: 0;
" ~ C, Z9 q! y; _; n - line-height: 0;/ u/ L' C6 E- D; @' F, c$ `' A
- margin-left: -5px;4 ]7 r/ v/ F! y8 F5 t4 Q
- width: 0;, c: S C% l7 ^. F% y
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- .tooltip-toggle::before, .tooltip-toggle::after {
8 m' Y7 k" B* G2 b U - color: #efefef;
# K" g: |$ {1 D! _ - font-family: monospace;$ O4 Z0 `8 \* T" O0 r/ X" o( L
- font-size: 16px;6 J( _2 H( R% d, k. |
- opacity: 0;
: [ p$ A3 l, l3 V @: w \! @ - pointer-events: none;
J1 D3 w7 x+ N1 g8 b - text-align: center;& v* }5 A' i. N9 w# {" U) L
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
4 i0 k' J/ r& `2 }3 ~ - opacity: 1;
2 S9 [/ {9 i+ x: R3 E- m1 b - -webkit-transition: all 0.75s ease;+ f, ~8 n; ]# ^! J
- transition: all 0.75s ease;8 k$ D T; |* |# \' P
- }
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">
# d! M$ s1 F' t; a% f6 n I - <ul class="nav-items">
, N" M" I8 R0 ` - <!-- Navigation -->% ]- ^; o, X. U0 g1 Q; c* a5 v
- <li class="nav-item"><a href="#">Home</a></li>4 x9 |1 ^8 c. t' k
- <li class="nav-item"><a href="#">About</a></li>
" u! x1 H2 Y2 a; D: {1 p$ I* B: H - <li class="nav-item"><a href="#">Contact</a></li>
1 o O! f R; U) Q8 |. i - <!-- Dropdown menu -->* `3 h6 e% g# ~+ ]/ D- {4 X! u1 G
- <li class="nav-item nav-item-dropdown">
3 ^* }% O) z- U+ M8 n' C - <a class="dropdown-trigger" href="#">Settings</a>
9 p- R# S3 [- |2 y( c8 N - <ul class="dropdown-menu">
3 c$ P+ J. W) V$ R. ?/ K ]7 Y+ U. j - <li class="dropdown-menu-item">0 u7 N J7 e/ U- f5 N
- <a href="#">Dropdown Item 1</a>
, k1 T9 W" D+ g; S0 K& B - </li>
- Y, ~8 G5 A1 m+ d+ o( T; T - <li class="dropdown-menu-item">0 p7 c4 Z# j& u) J4 K2 \3 ]) k
- <a href="#">Dropdown Item 2</a>/ g; m/ P9 a5 ^4 Z
- </li>
" O% _# V" T* U; `$ R; n0 E8 ` - <li class="dropdown-menu-item">3 w, c/ o; ]0 f1 \ [, x+ ^
- <a href="#">Dropdown Item 3</a>
; Y7 h3 y, a X% L$ P1 j' r - </li>
( Q: q# V+ j) J5 I, Y; i - </ul>
; B/ k. H+ w: Q - </li>! \8 \0 j8 ~! J" O
- </ul>( ~( h( B/ @/ W+ c) {" E
- </div>
复制代码对应的CSS代码如下: - .nav-container {
, ^0 u8 ~3 o) q2 J7 {% k - background-color: #fff;9 `1 P3 G W R( u5 E; k9 R
- border-radius: 4px;
/ O& w7 I0 v0 |- k+ R$ D - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; X: o/ k# c" a4 n' T% L2 }4 @
- padding: 1em;
# M+ V3 g- o5 F* @; G" j7 ` - border: 1px solid #eee;
# X9 u( q" u7 x5 ?; j4 x - display: block;$ z& p1 U" ~9 L, W1 m
- max-width: 400px;6 j4 Y' I+ n) w) p" b
- margin: 0 auto;$ R- W. X+ a l2 d1 A$ J
- text-align: center;
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- ul,
, u& }1 ] s) Q* p, ^( ]4 u- ` - li {9 Y3 ]0 n# X/ T1 B% b, y5 V
- list-style: none;# h1 s, L7 q# ^% ~
- -webkit-padding-start: 0;% M/ }3 S3 B1 {! `
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- a {2 o6 j, k* A+ w) h! S5 g0 u' b
- text-decoration: none;! @6 ]- b ~2 M8 D3 s
- color: #ED3E44;
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- .nav-item { g4 f& v& Z2 u* e( b
- padding: 1em;
0 O" t5 Q1 k/ l+ u/ A - display: inline;0 N, b" \' q+ g( n# s
- }
7 l r! R, @4 z- u - .nav-item-dropdown {
" y% D) w+ ]2 F* t: B" t - position: relative;8 r0 A) D9 d9 `8 K
- }
5 ]4 _: E' g: N - .nav-item-dropdown:hover > .dropdown-menu {
2 i; e; u$ c# R/ V - display: block;
, c+ A+ R+ w( u - opacity: 1;, X( h; \, c9 Y) d3 i6 \ n
- }1 h1 |2 |1 S: x. }' v) l9 ~- K
- .dropdown-trigger {. J) {3 @3 r0 h5 ~' q3 A$ c0 L
- position: relative;$ A7 A+ N) m6 S' K; a' w5 B+ G8 i
- }
r- A) u4 L& j - .dropdown-trigger:focus + .dropdown-menu {
@1 S, L: q- Z0 M; \/ I3 g! ? - display: block;
( F. Z1 u1 Z: a o* V$ z' q" U - opacity: 1;
* {6 \# v: l2 t/ n" U/ _1 ^: O2 C7 U - }
$ R0 ]4 N9 _) A) O) P# A7 U - .dropdown-trigger::after {
; ~# T+ h: R+ g4 \ - content: "›";/ U/ W' T0 F5 G
- position: absolute;- q" m+ R9 a& K q
- color: #ED3E44;" g6 a* Z* i0 E
- font-size: 24px;; L/ R; [1 d M. p. x
- font-weight: bold;2 `" q1 l- R# i0 [" r
- -webkit-transform: rotate(90deg);
2 N4 {+ d7 V/ ]' w" X - transform: rotate(90deg);1 l! }! h4 p/ X! E% b
- top: -5px;- `$ g/ f: P; q& v' n% ?
- right: -15px;
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- .dropdown-menu {
, f/ o$ g6 r. C( I3 L - background-color: #ED3E44;- U2 ~% K5 S4 E5 x, x; y8 v
- display: inline-block;1 G! e+ {9 I2 h' z O
- text-align: right;
3 W5 `2 u+ g' {7 A% Q" O% K1 e3 }' R - position: absolute;
: t& Q- q4 U4 Y! V2 z - top: 2.5rem;
4 H% n% c# n& Z9 u9 W" s# ~& f - right: -10px;5 [% _3 W7 S8 x9 [. e
- display: none;
- E+ B" ~! @: ~7 q8 t% P8 F& d4 d - opacity: 0;+ r3 A9 b/ @3 V3 ~" z
- -webkit-transition: opacity 0.5s ease;! @5 p7 W! C; B' B u
- transition: opacity 0.5s ease;- |% {0 _$ _8 {6 K6 D1 ?/ f
- width: 160px;2 S. _, L4 q/ o/ e
- }( O: \5 k2 f8 O Z+ R
- .dropdown-menu a {0 w/ D! p, q6 G# ~ z* S% C
- color: #fff;" p* M# @1 I% p0 ?4 N6 K( \
- }' x0 P& D4 c3 U# \3 ^3 g# v
- .dropdown-menu-item {
0 \ X) Q& O0 h- O& W+ ~& @3 M - cursor: pointer;
" M' F4 I* V( s% D5 P' v - padding: 1em;
! P; f$ `2 P K8 w' A - text-align: center;
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- .dropdown-menu-item:hover {* X8 s. i/ {% A
- background-color: #eb272d;
; y2 J! ~4 q8 ^9 _. | - }
复制代码
5 d( U2 d+ [$ L% s" m) a- {6 f0 l; F可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
* m- n4 n6 Y& m6 a+ E5 { q - <!-- Checkbox toggle -->0 j# o; F0 v3 a9 M0 Q
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">* Y( j3 c+ [ g: j6 q7 h' o
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>2 H) f- W' _+ ]& ^
- <!-- Content to toggle from www.mfbuluo.com-->, K! n% C- h2 h( @3 A: g
- <div role="toggle" class="toggle-content">" {6 J8 r. J! Y1 E. Q+ b5 C3 [; T
- BA-NA-NA-NA!
8 `* j T& C! B, t3 k7 H3 G1 r - </div>! O' ]0 E: I0 I9 R% z# }
- </div>
复制代码CSS代码内容如下: - .toggle {- q2 M z2 O0 T3 X! q
- margin: 0 auto;) p+ J& G: `5 w+ G2 i& D
- max-width: 400px;
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- .toggle-label {
3 y$ D2 \* t8 k/ M8 | - font-size: 16px;* @) \# `. l, {2 u$ S
- background: #fff; w& ^" }/ V1 F( J
- padding: 1em;
7 r; S* I y$ Z3 g( k - cursor: pointer;
7 D/ o$ x [, [4 P2 ~: J - display: block;$ D) y6 A& ~' ?3 V* a5 N* k
- margin: 0 auto 1em;
0 M! x6 K' ?- J; ~ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 O* `" t9 e' C7 D4 \+ ?
- border-radius: 4px;
& K0 p2 S' s# f% ] - }
( U( L& i9 Q" X$ c2 O" h* t2 q - .toggle-label:after {
4 ^/ o& l$ U+ i$ j' l3 y8 b - color: #ED3E44;
4 R( i* i' ~9 z# a. F - content: "+";
% L3 _0 k6 m# L7 N5 H - float: right;
4 \% ~# u5 y6 z2 K; `9 E, F+ F* Q - font-weight: bold;
5 _+ }# `! ^! j; B - }
. H3 ?. ]3 p9 ? A; P - .toggle-content {; b0 W4 E' Y8 C7 R* \% }
- color: #B0B3C2;, [# s; r" n/ a+ S
- font-family: monospace;" v; F7 ?/ l1 |9 G L5 v
- font-size: 16px;
( n& R: o( P: B/ `* t1 _ - margin-bottom: 1.5em;
, P/ m3 x1 q' @; J' ^ - padding: 1em;' Y% a: j( d! V1 g w- X$ ]2 I
- }
5 F" o' t. T, M' Y5 U l - .toggle-input {( ?9 X5 M$ ^: W( a! F6 L( Y2 D
- display: none;
- ?$ i' c3 o3 J" J) J+ h$ N" q - }4 R, l. G8 h! }& |: F, y7 u
- .toggle-input:not(checked) ~ .toggle-content {% O% B5 `9 e3 v" Q
- display: none;8 F; \/ j- J: `
- }! s# a- y4 T+ \+ M$ c/ _$ M* t
- .toggle-input:checked ~ .toggle-content {
9 [6 ]) U8 U4 c# C) L9 o; E( \ - display: block;9 L* I$ T1 v8 O* E8 Y. ^2 j
- }% W T7 ]" I8 Y) E
- .toggle-input:checked ~ .toggle-label:after {4 |" F3 ]0 w- D/ O
- content: "-";
# h7 c" L2 @3 K* r/ s5 s& m - }
复制代码
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