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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!">+ r7 B3 F( y9 ?! h ?
- Label for your tooltip, y- I2 G5 ^& l6 x3 o4 f
- </span>
复制代码CSS代码: - .tooltip-toggle {2 K/ c D: q% }' T' C9 X7 M1 G
- cursor: pointer;+ S' S# a. u( l
- position: relative;; g! j2 m( X% ^4 M
- }
" w( F4 o% [" t* g ^! i - .tooltip-toggle svg {
n7 a( ]! f. F: G5 x5 t$ t2 p4 i - height: 18px;
! Z8 O% M- F! s4 I, T; w6 _# S$ F - width: 18px;
$ L8 D- S; q$ N7 ? X& e - padding-right: 0.5rem;1 F( B+ I+ A% H5 n7 y1 z
- }
: w/ _0 C; @; }& K# q c* A+ s - .tooltip-toggle::before {2 E4 N' b' o: S/ \
- position: absolute;
' ~, m* ^2 v0 G1 a5 W* I$ c - top: -80px;
) X3 n5 t" O P% \2 _ - left: -80px;; t+ }6 n" x. k: R6 y1 |) T
- background-color: #2B222A;
! K: ^% c4 e* C8 ^3 D9 V - border-radius: 5px;' j' r! f# c9 z0 z3 i: y
- color: #fff;
. @8 e( \2 }# E, Y4 K - content: attr(data-tooltip);' j j* o. n2 O* n/ E/ b1 b6 h
- padding: 1rem;
' ~% y* w% Z! M+ o% W* o - text-transform: none;
8 Y$ i! c, X2 b! Y9 w- i7 \ - -webkit-transition: all 0.5s ease;
' B, s5 G: a- ^9 c; ^ - transition: all 0.5s ease;
3 v: d5 X9 d$ z - width: 160px;
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- .tooltip-toggle::after {
' }% G2 R+ i4 e+ [+ g+ x' | - position: absolute;
1 K+ i/ w8 b' a# i0 O - top: -12px;, T/ `" I9 Z4 t5 y
- left: 9px;6 a/ x. @# _' [
- border-left: 5px solid transparent;
" M; ?/ t0 t3 M# V/ r, B2 A - border-right: 5px solid transparent;* ]- s) J! J1 P+ s6 W
- border-top: 5px solid #2B222A;
8 o& e* O5 e4 t5 A - content: " ";
9 _- ^! p3 i0 T. P3 ? - font-size: 0;
' J1 o: B& X. E. Z9 [" m - line-height: 0;" t* X6 ?0 w1 [, N- V; f- o
- margin-left: -5px;
) a/ z5 B5 {& W+ F - width: 0;
$ | z' u4 V( b5 X - }
) f$ k3 _- p, ]( L1 x3 K3 `2 {' q+ ~6 } - .tooltip-toggle::before, .tooltip-toggle::after {
' H$ B$ D% k/ Z6 W6 r - color: #efefef;" L: q6 `. s5 x
- font-family: monospace;
8 e1 v# x' }9 \6 C f8 o6 _$ n) B - font-size: 16px;
. ~5 H- x% G( A8 A - opacity: 0;
: }9 _& h7 {0 V4 p - pointer-events: none;
* y/ U+ }* L9 A7 L, ?+ T* U - text-align: center;& ?+ r, i0 t7 Y o0 u3 M
- }9 l3 j6 ^0 G) B" Y: R
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {5 u3 ^% N2 T' D+ d4 B0 A' ]
- opacity: 1;2 h1 a8 i$ P( G; k; {
- -webkit-transition: all 0.75s ease;
3 a$ {8 h0 @. v7 d9 K" l( D - transition: all 0.75s ease;
3 m% k0 @! Q6 |: @) L4 C" s! ] - }
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">
0 Q+ ^9 Z! p2 A* a7 F' C- U3 F) { - <ul class="nav-items">
8 Q# H8 A# w" K j" R5 x - <!-- Navigation -->
, O9 F% z. Y9 C, ^ - <li class="nav-item"><a href="#">Home</a></li>: U7 d1 c6 W. G$ p: s4 p9 d6 i% U
- <li class="nav-item"><a href="#">About</a></li>
4 e& ]+ r% L- J- l2 o/ q: L' T - <li class="nav-item"><a href="#">Contact</a></li>
5 Q# }6 |( B/ @' m! H$ o b, Z9 y - <!-- Dropdown menu --># J+ V: G: b7 n# w
- <li class="nav-item nav-item-dropdown">
4 n2 x& A* J- s, ? - <a class="dropdown-trigger" href="#">Settings</a>
2 C" I5 o/ L! ~( E1 { - <ul class="dropdown-menu">- B! @ E0 a/ F; I/ w
- <li class="dropdown-menu-item">
% Y( ?9 f( j8 N( U( D - <a href="#">Dropdown Item 1</a>
/ f/ P4 u+ [9 s/ b- _/ H( j - </li>2 I+ f: F' ~2 s7 O4 Y; O
- <li class="dropdown-menu-item">
; l! Y3 G6 Q- f1 f( e0 x - <a href="#">Dropdown Item 2</a>. n- M$ z2 K- b! c* C: y7 ~
- </li>' ]7 O. ?: C0 P* R) V. K
- <li class="dropdown-menu-item">4 B: D1 A7 D3 V/ b& p1 c
- <a href="#">Dropdown Item 3</a>
# k& H4 x3 ~( v0 T4 X) R( W - </li>2 t* q J9 D8 s* q A
- </ul>: m8 v: N1 U% _+ [. t: d
- </li>
9 T: t& Q* d- c v7 e - </ul>
! B9 a1 \; J8 R; h2 F/ v/ ? - </div>
复制代码对应的CSS代码如下: - .nav-container {
: }/ U# _% H9 o; V! } - background-color: #fff;
, k8 E6 ^0 \. a7 x6 `, G - border-radius: 4px;- T" H( B: R/ G9 ]' o/ Z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);5 r4 I. ?* ]* N
- padding: 1em;
" J# E a* g, d- f I$ @ g, W - border: 1px solid #eee;
: A/ k9 x8 h4 w0 C - display: block;
6 f0 S7 s, b5 o: Q6 b - max-width: 400px;' h! o- L ^3 k
- margin: 0 auto;
/ g3 h% O+ @7 H! P6 n. }/ R( E5 X - text-align: center;
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& m& q e2 a3 h* A& a - li {
; ^ Z" @/ c& W, t0 W8 K7 G - list-style: none;0 j. u0 T" x- q. A0 i
- -webkit-padding-start: 0;
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- a {4 q1 g6 j6 v9 b2 v% G
- text-decoration: none;
7 o9 z$ F# j) b4 a8 U% e' ` - color: #ED3E44;2 U4 `3 U/ d- ~) n* R5 T
- }
7 ~/ u/ v& {' K2 c6 q9 L# Q6 j4 m, q* J - .nav-item {0 {$ p* O/ l9 `
- padding: 1em;) l7 u8 u- k* }3 ~6 p' }; |
- display: inline;) \; m$ L: s; U/ j8 t2 U# A' ?8 d
- }7 g* }9 S! o: ~" z+ W5 \
- .nav-item-dropdown {! V8 [- B: O3 j( h+ J9 B' P
- position: relative;- i: i. B* t% ?; b1 k
- }
( }' g4 [9 {; t) \7 f7 ] - .nav-item-dropdown:hover > .dropdown-menu {
* L' v! n' _/ ]6 V - display: block;
c- K# Q- G* {# x1 a: d. w3 } - opacity: 1;
( Q4 z& C4 J% E( }. u# e - }
# c8 ?7 k2 D4 [+ q; V - .dropdown-trigger {
! P+ G1 w# i- T d/ p& | - position: relative;( M- d2 \' K1 N# `/ W- a
- }& k P! b8 V/ w7 T( L
- .dropdown-trigger:focus + .dropdown-menu {/ f9 p, e4 v: g( @( ]7 P
- display: block;% |$ e# X6 L7 h) ~4 h: u1 T: f
- opacity: 1;
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- .dropdown-trigger::after {
; Q7 u+ K. _5 C! t - content: "›";/ z) k) f% s% p9 H3 T6 X, ^3 t5 J3 v
- position: absolute;2 `% J/ R: t6 T8 }6 `; s
- color: #ED3E44;
7 L1 Q) l& s, J" t, i( f2 p - font-size: 24px;( C8 R( A, |2 X5 h, Y0 D
- font-weight: bold;/ D$ e2 H% Q5 D- `0 t
- -webkit-transform: rotate(90deg);
3 z, E2 |0 z0 w' |3 E7 F - transform: rotate(90deg);$ V+ W0 Y2 Y6 |: g5 X. q7 x
- top: -5px;" |* m7 M7 D1 x) r0 Z: i5 }
- right: -15px;8 @: p7 B1 P# i6 B, T7 |& o8 g
- }
/ Z% T" K; d4 Z Y) _ - .dropdown-menu {, o m( S7 }; c2 Z! p; H. p: } U
- background-color: #ED3E44;
V; J# x6 S( Q' ? - display: inline-block;
( h Y4 h9 G" d5 b3 G" {, |* j - text-align: right;
, }& U6 V5 A( c7 Z) m. Z - position: absolute;
( Z: T0 u4 c/ j% X# k1 b0 v5 x - top: 2.5rem;
$ ?; W# |$ ^# m0 ? - right: -10px;
; r/ H& ?; w1 R- ~9 b# m - display: none;
6 r4 r" u* i, R0 ?+ g - opacity: 0;
! H( i, B$ }. K. V7 n5 E1 t - -webkit-transition: opacity 0.5s ease;
9 D, a+ s& P' \3 y - transition: opacity 0.5s ease;8 ]! X1 S% v. E& S5 L7 S
- width: 160px;6 f, C: g' g8 q, t- i |
- }8 |) M4 G( d6 {7 W8 |
- .dropdown-menu a {) H' x \- d9 u' z
- color: #fff;
& H& {/ ~# S/ b9 T/ @" a - }
) W' L1 N* y9 I - .dropdown-menu-item {# M: K) H% n! m4 l7 Z. j: ^
- cursor: pointer;
/ b% |8 ~; v6 D, i* n - padding: 1em;
" M5 z+ h- K6 L7 x - text-align: center;
0 G* |5 H( D4 r6 D' ?1 N. H - }
& s( }' E f- w: q - .dropdown-menu-item:hover {
/ H+ }7 a, C/ t( L$ t/ e - background-color: #eb272d;: q, m( l7 @3 S- {
- }
复制代码 5 ?) M; u- Q8 _4 D
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">! o. {7 | J. c! _, y" S
- <!-- Checkbox toggle -->
" ~8 ^; L" {2 I/ p+ }; p9 p; `( x+ o - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">' e$ r* \3 S5 y& S+ u4 N0 r$ }
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>$ a6 D3 s- H; |( @* S' k8 {6 D
- <!-- Content to toggle from www.mfbuluo.com-->
3 c, _& e5 r' m6 p( F - <div role="toggle" class="toggle-content">
' ]" a: C$ d f/ L- b - BA-NA-NA-NA!
! p" B5 j& ]- Y4 q* [ - </div>
u: `6 g" g. Q% K5 R6 Q - </div>
复制代码CSS代码内容如下: - .toggle {: W+ _1 p, a8 v: m
- margin: 0 auto;
1 ~7 o+ D; o3 Q4 }3 j: N4 Z+ b - max-width: 400px;
5 a9 I' @' ~4 M) T2 l& l# N - }
1 [$ s3 ~4 l" [ - .toggle-label {' R/ D1 D; d( Q7 k3 S
- font-size: 16px;. I7 a1 q, z" Q9 j* {! y
- background: #fff;( q+ w) ^9 J0 J" _4 b6 T" e% J
- padding: 1em;
t. i9 ]4 A! F$ X - cursor: pointer;
4 G ^7 L/ v/ z2 I, T7 v - display: block;6 e+ r. c% K l3 k& L: O
- margin: 0 auto 1em;6 g5 a& d5 a* W0 s8 V' s& N
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 g8 p% A8 ]6 X
- border-radius: 4px;8 p d' a; V7 s3 v: s
- }+ h5 p# M# a0 s2 t5 O% ?9 s! t
- .toggle-label:after {1 d' m# w; G+ h- q8 S
- color: #ED3E44;
6 T: l8 G% m4 Z - content: "+";7 D- k8 v) D/ Z. q% f+ q
- float: right;
/ H' [2 W' a0 s0 k/ S - font-weight: bold;
/ I2 ^4 e% x. u# N$ c% T, v6 o - }
3 c% C6 D+ C* u9 u* Y; l8 B3 P( ? - .toggle-content {' G. B* `# @2 ?
- color: #B0B3C2;
. F7 W) B4 a: o3 _ - font-family: monospace;6 k0 z y" p: c! X9 s% |5 G8 V* ?$ g
- font-size: 16px;
5 n0 I9 z7 e; e. K5 `, p0 J" Z# h - margin-bottom: 1.5em;5 |) x1 C; S: x. z% o
- padding: 1em;- h% x1 k# K o( V' e% ?
- }
; A5 k. p: l, D! ^ - .toggle-input {
7 L' k% u' e) h - display: none;
; x( v6 [2 G1 b1 \* g) ] - }
3 C* b2 f0 u6 ?* } - .toggle-input:not(checked) ~ .toggle-content {0 A- v7 D% i5 M) f: U$ Q* D# v* s
- display: none;& N* O( H; ?" m `2 Y& ?/ w
- }7 s) R- I/ l- Y5 X7 j3 D$ {
- .toggle-input:checked ~ .toggle-content { G- r/ A( O7 }/ Q& Y; Z. N# f
- display: block;/ i7 e. h1 L7 G9 v5 Y8 z5 [& K
- }
/ r9 m( M [, Y9 a, F0 N - .toggle-input:checked ~ .toggle-label:after {
5 }! g i6 n: A5 l3 b - content: "-";$ Z3 x' z5 g# j `# g/ h! U. `' q
- }
复制代码 0 O0 z1 [+ I% ~! h
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5 [( ?, j8 _9 K% i8 E# X$ b' d$ S) e8 C, w$ x% J! R" j& Y
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