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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 z ^' j; |' ?/ m0 B- Z/ p: ]3 ~. E
- Label for your tooltip
& {% G: j- v1 c5 i4 U - </span>
复制代码CSS代码: - .tooltip-toggle {
4 _4 }3 W% S; ]$ q - cursor: pointer;" W6 B& }% G4 E* `
- position: relative;
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- .tooltip-toggle svg {8 `1 E% o2 N/ R3 y! t/ P
- height: 18px;
1 Y- O/ l w/ t1 q - width: 18px;
- E9 I3 E# h$ \% i( u* p0 n - padding-right: 0.5rem;
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- .tooltip-toggle::before {! ~/ s3 }: l7 C& |
- position: absolute;
, w+ s, W6 ~8 {! A# D - top: -80px; J0 n4 t% l; R9 a* n- `: ^
- left: -80px;8 N# b% `# n$ \- s
- background-color: #2B222A;
4 @" N$ a8 ]0 D9 e - border-radius: 5px;
4 c- z, n4 W; \" ]) y/ f - color: #fff;
$ H Z! m* a: f# s0 H0 w, ^: ^ - content: attr(data-tooltip);. m( @$ y) L5 E- e! b. x3 ?* h
- padding: 1rem;8 d; D0 C* W8 _: W" Z) H9 H
- text-transform: none;5 I$ s% v H1 R7 B) L. k s
- -webkit-transition: all 0.5s ease;4 u3 L# X3 @4 V' V# W1 W* \
- transition: all 0.5s ease;+ ~; \* V7 b% _3 N) o
- width: 160px;4 _0 F: k: N" c
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- .tooltip-toggle::after {
7 F! W3 s9 [; ]0 x3 X6 B5 m* ^ - position: absolute;# ?7 S0 A# O4 f" Z, ^, ]8 X3 K& ?
- top: -12px;
1 _/ }# V" _4 v. s - left: 9px;
) T: B0 g P! G: c: a& O - border-left: 5px solid transparent;. i( h' o, h6 }/ G
- border-right: 5px solid transparent;
9 R1 T }, R. p% ] - border-top: 5px solid #2B222A;
- \7 }. A; P2 |1 z0 H/ v- m/ ^ - content: " ";
4 S: d3 w7 y) u' ` - font-size: 0;
2 K3 F( Q `* A$ a - line-height: 0;4 @2 y2 Q, H2 F) D
- margin-left: -5px; ], f q; X5 m/ Q) E
- width: 0;; E5 E& P9 c0 z0 v
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- .tooltip-toggle::before, .tooltip-toggle::after {0 I; j& }7 k2 G0 K8 q" f( E
- color: #efefef;
" ^! A, D; x: x% | - font-family: monospace;3 X2 N$ e/ A& x
- font-size: 16px;
1 ]6 t$ c6 S+ Z" {) k - opacity: 0;
0 [: ~7 ?2 H& c7 Y" h" z2 c+ k - pointer-events: none;3 s& o6 z1 e+ b4 C* Q
- text-align: center;& S5 H7 W+ U2 ?& r6 ^
- }
1 ]* a) f8 O" f$ k, T - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {) O1 V: [- G9 d
- opacity: 1;' |+ P5 A6 O2 ?; H/ T; n+ h
- -webkit-transition: all 0.75s ease;
2 B% `8 ?8 ^" Y0 c - transition: all 0.75s ease;0 Z$ F1 @6 P! w8 k+ Z1 G+ U: W X. u1 M
- }
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">/ n+ a3 Q W' Y+ o- b c
- <ul class="nav-items">
& h* J' x6 W& o) { - <!-- Navigation -->) `/ K, d+ D5 t( H; g6 O3 R
- <li class="nav-item"><a href="#">Home</a></li># u% L$ e" A3 ?* d/ k
- <li class="nav-item"><a href="#">About</a></li>1 U% I! c" o7 i
- <li class="nav-item"><a href="#">Contact</a></li># W: v9 A1 \: Q8 }6 j9 g- U
- <!-- Dropdown menu -->- b+ h j3 ^! G$ }' e2 V7 P6 Y
- <li class="nav-item nav-item-dropdown">
9 I8 G. Q* X2 W$ t! r - <a class="dropdown-trigger" href="#">Settings</a>
+ I3 [- u( h, b8 L$ S6 z" p: X' R - <ul class="dropdown-menu">+ i3 Z% a3 Z% T6 y. ?" L% D, @
- <li class="dropdown-menu-item">
3 ]* I6 Y! w1 B! y; X7 T - <a href="#">Dropdown Item 1</a>
. j3 S/ O. v( Q R5 a, \0 y - </li>" a' t( S. S* T. I4 R6 _2 V
- <li class="dropdown-menu-item">
3 ?. D! ?1 ]) t) l - <a href="#">Dropdown Item 2</a>
( Y) v' _! G. D% ? - </li>. V/ }* i# v; q% j/ \5 W' }
- <li class="dropdown-menu-item">, l- E! a; d! i0 S X
- <a href="#">Dropdown Item 3</a>
2 T$ r/ v" G& f" l/ K- y0 v7 G7 Q - </li>
2 J/ j; d5 V% {% r6 Y - </ul>" [) n# o5 X; I/ n
- </li>2 G" G8 r! J" L+ E9 c" T: y
- </ul>1 D2 w' {* X/ }9 \
- </div>
复制代码对应的CSS代码如下: - .nav-container {" G2 I p9 C" Y; j* m/ h) ?4 d
- background-color: #fff;6 p# v$ ]# e! ~/ F' \; u0 f: F
- border-radius: 4px;& d6 Z% ]2 s7 ]9 ]6 V6 e
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 i b8 |% c; s$ j4 d+ u% U$ }' y
- padding: 1em;
: I" ^& y# G: ^1 L* E/ g - border: 1px solid #eee;
3 W0 Y4 V# e, P! Q# i5 B6 g2 ^ | - display: block;
0 d# W2 | `0 e# }3 c - max-width: 400px;
- K, ?0 s% \5 }. f9 q+ ~; k% J/ l - margin: 0 auto;
, I8 ^8 Y8 o$ {& t. } - text-align: center;
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- ul," U9 b8 Q7 I# ~
- li {' M r$ }0 X: N% x
- list-style: none;+ @ e5 Y2 _* A2 Y
- -webkit-padding-start: 0;
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- a {/ X! e& G1 m/ d* {$ D- u
- text-decoration: none;
" z$ F8 K7 B5 q. Q% c9 [7 ~$ c - color: #ED3E44;" E2 d0 ^$ |: t& |4 `# d, M: d4 J
- }
; i$ I' j) ?0 L; R% g - .nav-item {8 e) E5 s- j; M; W2 n" s4 a
- padding: 1em;
5 j6 @! [8 x; ]: }! } - display: inline;0 T7 ?8 L5 N) {* V' T
- }; N* |- v0 ~' E& R# U! f
- .nav-item-dropdown {; ^! \% B% B2 D" L' c
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {! x) u( I3 @$ f* U3 P
- display: block;' H: K* G' o+ t% i+ A
- opacity: 1;7 w& |) B) x+ g% ?( x# N
- }9 U4 H' m: `2 t/ P8 U
- .dropdown-trigger {4 J% ?4 d) u* y; x N- P
- position: relative;" n( L5 T& L* F% g0 t9 z
- } N: h- S% J6 f" `
- .dropdown-trigger:focus + .dropdown-menu {, A! [* [0 S( @7 E
- display: block;3 v ~: t$ K# [
- opacity: 1;# e, s; {* `% i. W' C4 ?! A/ u( N {
- }
, Z) @' U h/ r) s2 @1 v5 r - .dropdown-trigger::after {1 L# {6 ?! C4 O- j8 ?0 K
- content: "›";
- R& H# G( c& E - position: absolute;
Z' O6 P5 V. q. B! t* c - color: #ED3E44;
- l- i) t0 g# C- A - font-size: 24px;' J* e' l; |. v. A$ L; L% L
- font-weight: bold;$ H$ l4 X( u% N+ M
- -webkit-transform: rotate(90deg);+ m9 e8 M, T7 K6 p7 x( K K
- transform: rotate(90deg);
: K! u9 N; K7 z3 S - top: -5px;, R5 U F6 p2 i: J0 q$ j. W
- right: -15px;$ P! v; {/ a$ g1 g" e$ t( p
- }
) A# R4 Y! V1 J% G9 E& \0 O - .dropdown-menu {" q5 L2 o }& G7 D5 P! a
- background-color: #ED3E44;
3 q& L2 d$ E% Q4 p* c - display: inline-block;4 ^4 \! i$ x& W; Y& W1 c d
- text-align: right;4 c/ M9 J# y! n3 x; o' a9 B" t
- position: absolute;
$ i* w! _ Z9 M( V' } - top: 2.5rem;
9 u6 r( R+ u& O5 y7 p - right: -10px;
7 u. V T9 p/ Q% O7 L6 z4 ] - display: none;
8 G0 ^7 w/ {3 Y; i/ Z/ ]$ U8 V: n3 |! A - opacity: 0;- W4 b6 N' Q3 u4 Z% a
- -webkit-transition: opacity 0.5s ease;
$ q$ m! H) S P4 ^8 p X - transition: opacity 0.5s ease;
! {0 ]' E( }: v/ |+ r - width: 160px;
8 \! G) }3 C" W8 |# O$ C/ G - } d1 @. R9 V: `+ L V- _/ f
- .dropdown-menu a {' P% e2 N* t+ ]$ r: o3 q
- color: #fff;+ G) ^! q5 l% {4 F9 b( Q$ Y
- }
N0 m* e% }7 H O% H7 L" `8 u. r - .dropdown-menu-item {5 Q* c! d) Y. m) q1 G* o4 O
- cursor: pointer;# f* s& s# s3 E+ m! x8 \
- padding: 1em;
/ |, }5 h8 l! K: h0 _( P) U1 ^# ` - text-align: center;
s( ^6 G7 d, |+ B+ w - }. L4 H: O5 N! ^- D5 v
- .dropdown-menu-item:hover {
3 l' L1 |- ]0 I9 V( k - background-color: #eb272d;3 Z- ], q7 Y8 l: B$ S# V' U# e z( }
- }
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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">
0 I( {$ O* E$ v$ k0 ~+ M+ ~ - <!-- Checkbox toggle -->
# i1 s! Z) t0 u) y- o - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">+ l" t0 ]+ D& J- K! H
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>$ b3 _; J2 W! H2 u: @2 ~# Q
- <!-- Content to toggle from www.mfbuluo.com-->! d: }9 [. Z" K8 U( h) k0 L
- <div role="toggle" class="toggle-content">4 K8 i! S0 L# W! t! T g
- BA-NA-NA-NA!1 M. n2 A0 o0 N/ A
- </div>& d% V' T! G, \
- </div>
复制代码CSS代码内容如下: - .toggle {* L7 N5 a& X ^* V( c' c! K3 E
- margin: 0 auto;
, J- [' B3 B% D( T - max-width: 400px;
& ^5 @% I+ D% \" h - }% ]# |( g0 ~2 y" s$ N
- .toggle-label {
/ {( ]9 y1 X) x, y! X: L9 W( E+ l! h2 `7 t - font-size: 16px;
) i: M+ O6 B; c2 d7 z5 S - background: #fff;; p, w- g' L% O, d
- padding: 1em;3 p8 z: v& w4 T- Z7 o; l d
- cursor: pointer;) q, L V9 S$ q2 A9 w5 w4 Y- R
- display: block; d. s- V) m1 Q5 L
- margin: 0 auto 1em;2 x+ \% C, h/ m% ~+ a
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 I: l4 d- I. S' x
- border-radius: 4px;+ ?" f/ Q$ V( Q% _
- }
) m5 S& B) i5 R6 \8 H. G. | - .toggle-label:after {2 @* p5 P7 b- a; I: q, f
- color: #ED3E44;2 N* K1 E; I! ]6 |) T2 P2 O9 h
- content: "+";+ W( l. S8 d8 C" n( u0 x
- float: right;
5 J% G2 A- [0 y7 q! l9 [ - font-weight: bold;
5 U+ ^! z/ O8 }0 M0 j' g - }
& I. T$ X1 ^1 |1 l2 D8 L - .toggle-content {) U" h5 r) \0 a$ [& O
- color: #B0B3C2;
* p3 R# B) U1 C- m6 S0 z - font-family: monospace;1 `1 Q7 S, n4 J9 w" }, `, h/ g
- font-size: 16px;
0 q" y" `# a2 [ w# o" | - margin-bottom: 1.5em;. @+ z* F/ t; Z s" _( S* h; E- C
- padding: 1em;
]) A, i' F7 a( n+ b% I* r - }
* G( \" ]* Q2 ]8 `; [* d - .toggle-input {% W |9 L ~- n
- display: none;$ {9 P n+ @% C1 E0 K
- }
3 v, h1 T7 i/ d - .toggle-input:not(checked) ~ .toggle-content {
[/ F" v+ t5 f% y - display: none;
! _3 v8 j( h. o Q% x* v5 Z - }# ~9 H* @+ p5 u- e. I. ~$ m
- .toggle-input:checked ~ .toggle-content {; \: T2 Q- w& U8 ~; j5 h/ \$ u/ j
- display: block;
; S& Y( v8 ?' j# g - }
2 @% G) F5 Q/ F - .toggle-input:checked ~ .toggle-label:after {6 m- ]. p: `" l. `
- content: "-";
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复制代码 ; P3 p; I/ L& }; W! r6 P* r/ N
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