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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!">
. M; i" ^8 t" s; b9 u _- g; h - Label for your tooltip$ f' k3 w8 E; h' H, U0 u( \* s
- </span>
复制代码CSS代码: - .tooltip-toggle {; l+ y: j* ]8 w6 K* o: c8 k$ z
- cursor: pointer;7 h6 \9 q' \7 H5 C0 m: D* k# D
- position: relative;" q" Y( e: C1 H
- }3 P) l& V" O$ R
- .tooltip-toggle svg {8 Z+ Q* u, d. [: J6 o
- height: 18px;
?; R* z8 g! b: W: I - width: 18px;
. F) N9 R5 y6 X f9 Z" u7 { - padding-right: 0.5rem;
& A8 L1 K: M* W7 U: l! | - }6 i0 h3 b7 l) {
- .tooltip-toggle::before {' [2 K U1 `9 t+ J' ]( O5 |
- position: absolute;
: U' Y6 e0 g, u6 w# A* p, Z - top: -80px;' ?/ `# T8 E* r; M, m( E
- left: -80px;
; ~; s" b7 t3 l# N8 p - background-color: #2B222A;
% F, t: P1 g# p9 j - border-radius: 5px;
9 h# ^3 @0 ?3 F: j - color: #fff;' u2 v0 I4 ^% N0 d
- content: attr(data-tooltip);% z$ l S( K/ I. w- U/ p
- padding: 1rem;
! a$ P) f$ e7 Y$ t' o - text-transform: none;; H0 J, {+ C8 M) X/ I$ j
- -webkit-transition: all 0.5s ease;& E; J# h& m! n" K' z; R( U
- transition: all 0.5s ease; \! ^/ s: |9 d# ^* [
- width: 160px;
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- .tooltip-toggle::after {: \2 N1 n8 P$ n8 ^* J
- position: absolute;5 }4 R4 f9 K3 D! ?9 M" c
- top: -12px;
! G( a: [9 N( ]; Z4 }2 H4 Y0 t - left: 9px;4 k, c7 S {/ s, i) q; Z
- border-left: 5px solid transparent;
% [( o) L! v' w# Y - border-right: 5px solid transparent;
1 r; o! j6 B: e* }! p9 J - border-top: 5px solid #2B222A;
& f* M X3 q! T- y" A" } - content: " ";
9 G& E, ?+ Z$ O - font-size: 0;
( w! ~) |! R) X! C: W- Z3 j - line-height: 0;
% g7 L+ F1 n9 a/ s4 _+ R J - margin-left: -5px;# D Q2 j6 z- {$ B
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {; g; s5 y% @2 ~, X8 }
- color: #efefef;( U- x2 [4 Y t$ f/ V
- font-family: monospace;
: Z8 G$ |4 q" A J6 n7 G: l- [ - font-size: 16px;% `& [. P/ {. A, t% R. _: j
- opacity: 0;; f; d2 A" h& m& u9 }
- pointer-events: none;
3 O0 `% U% z$ z - text-align: center;8 ~( z2 | F7 V. ?3 `$ B. K
- }& W" ]* d/ t; I8 F
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {1 s& I1 ]: Z" B: R9 `
- opacity: 1;6 a! M) L! l, Y
- -webkit-transition: all 0.75s ease;
& q1 r! ]- \2 E3 P4 V+ [ - transition: all 0.75s ease;
- h+ h8 ~7 z1 c1 d# L - }
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">& A8 U, F+ l9 z ?7 n |
- <ul class="nav-items">: |' P' e. v1 [2 E% A, a9 N; B6 ]/ t
- <!-- Navigation -->+ c' k( [( e0 N: d5 x9 e
- <li class="nav-item"><a href="#">Home</a></li>
- y8 U/ o) j# F& s$ C - <li class="nav-item"><a href="#">About</a></li>
8 X; T& K% K4 l' C - <li class="nav-item"><a href="#">Contact</a></li>
* p, g$ |; ^" y8 V/ R4 \% F - <!-- Dropdown menu -->( C/ Q' s% P) ?7 C3 G U
- <li class="nav-item nav-item-dropdown">0 ?7 I7 E0 c. ^: V
- <a class="dropdown-trigger" href="#">Settings</a>
p( H( |7 D7 P! f - <ul class="dropdown-menu">0 ]! d" B j8 ?# t4 o6 I
- <li class="dropdown-menu-item">; v- o; ~( s( G+ _5 R5 t0 o, u- k9 P
- <a href="#">Dropdown Item 1</a>
/ U0 y2 M7 ~/ V6 z- S% X - </li>
8 T6 v) O) M! y( x& W' Z$ y - <li class="dropdown-menu-item">( Y8 v3 k* z: ^6 d6 ^9 C' F
- <a href="#">Dropdown Item 2</a>' a1 E! {0 x# w
- </li>
8 [% {9 M, a- I- }. f - <li class="dropdown-menu-item">1 |* K5 I! m7 D6 @ I. g' I
- <a href="#">Dropdown Item 3</a>+ q+ w+ P6 u1 r, I
- </li>
5 z/ _% o' [! T) ? - </ul>3 z5 [- c/ ?1 a9 H: U9 R. `" O
- </li>
0 b; @" x, t9 u$ L5 z - </ul>
! c" v5 ]0 x" j! ?; k) v( @ - </div>
复制代码对应的CSS代码如下: - .nav-container {
1 G. ^, g/ ]* M* a2 e - background-color: #fff;4 A0 ~4 X; ]0 h0 R0 q& M, i! y7 K1 Y
- border-radius: 4px;
5 Q7 u0 }. ?) h9 ] - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
. C8 x( M# F/ a% F - padding: 1em;4 d" H4 ~' [% T7 N, j. L& n* ~. O
- border: 1px solid #eee;
6 y' _( V4 c; y* H9 ?# Z. y7 _" T+ i - display: block;- Z% F9 T8 O# @+ u: R, \3 D5 r1 k
- max-width: 400px;! W- A/ ]+ X8 C: j/ I, n1 k
- margin: 0 auto;
9 Q7 r0 ? H8 c% w2 o% Y, ]' x: X - text-align: center;: r7 A8 I) n6 ?+ f( U X
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- ul,' ]( ?( o* B/ ?
- li {
3 c$ u f: m% x4 Y4 S3 w# z - list-style: none;
; e# _0 x P1 y* C1 L - -webkit-padding-start: 0;0 X$ [6 Z4 s( [% m& j# V# f
- }
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- text-decoration: none;* M. ?/ Z! p, s+ W3 q7 g0 f
- color: #ED3E44;2 _/ h9 O! ~1 d7 ~
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- .nav-item {2 o; Q: X) \3 w0 O
- padding: 1em;# \: t1 O- {2 |1 h6 Q
- display: inline;, |0 I0 {6 V4 M' u1 R3 Z: q2 E
- }1 Z: J: n6 w# _2 p
- .nav-item-dropdown {
( ?# U+ {8 K. A - position: relative;/ r& B9 n) S0 C7 q! Z$ _0 P, V
- }
S) ?. f& ^/ s1 m" j8 z - .nav-item-dropdown:hover > .dropdown-menu { P2 k7 g/ r8 B, U3 S3 L8 ^
- display: block;7 o: [3 V+ f! _8 L1 H- q
- opacity: 1;3 p H1 U8 `2 g& i$ h" ?
- }0 e$ d1 U# b; x# y
- .dropdown-trigger {
+ B7 N2 N; f1 a( \) Q - position: relative;
$ b- K' S$ C! y - }
2 U/ v( K: `& e- D4 J5 K - .dropdown-trigger:focus + .dropdown-menu {4 D, L" F5 f u \2 C/ v
- display: block;4 @( o2 Y. r& r5 t- h$ E8 h
- opacity: 1;3 S/ P9 z( m2 j! @
- }$ V* m1 E* e0 U9 ]( x. K ~' A* ?
- .dropdown-trigger::after {
/ ~! i, o* v3 j4 K - content: "›";
z9 a" J9 x1 L* w# s9 \9 {* ?7 ] - position: absolute;
% T, q- r& n: ]/ X/ A: O - color: #ED3E44;0 k4 k5 ?' u4 B
- font-size: 24px;
, `- v$ x2 I$ Z6 P+ f1 F. c - font-weight: bold;
* n: w- t/ {1 V! P, T - -webkit-transform: rotate(90deg);! X: V8 h' T% a8 z9 y
- transform: rotate(90deg);% ^% Y0 ?: U! S2 |
- top: -5px; `3 y4 E# x' ~& o6 s9 z6 U- G. X4 [ Y
- right: -15px;
: H0 h8 m$ a- x" U: o" s' I! V, M- T - }9 q5 K" t# K* `3 b- v( u( i: I! I* L
- .dropdown-menu {
0 ^, ^( J6 o( ~ - background-color: #ED3E44;
" x- m4 c- z& E - display: inline-block;; e+ h& s% ]% B) m8 W( m/ R
- text-align: right;
, Q# h' O" a) k: x - position: absolute;6 ?$ z4 |8 D/ Z
- top: 2.5rem;* K( W2 ^5 k$ q# ~5 M' W, [6 y
- right: -10px;( h1 k" u, }0 P
- display: none;& j+ K1 z1 F7 _4 b
- opacity: 0;+ ~: o8 k- L/ J; N% U4 d. z
- -webkit-transition: opacity 0.5s ease;! w+ b) ^' G0 s5 Z: a9 U- n, m0 G
- transition: opacity 0.5s ease;
( G" \" b3 l4 ^/ {/ W8 Z - width: 160px;
& m/ U& |& q0 r% t2 B! g - }
* {' L# k- c: B - .dropdown-menu a {
8 L6 S1 Y9 ^3 {' I4 d e - color: #fff;$ @$ ]& f* }1 o5 t
- }3 J9 f' F0 n( x; y$ p9 _
- .dropdown-menu-item {$ n- K' d: `. R8 U$ r: \
- cursor: pointer;
3 H" J! k j9 a) t6 ?4 b+ c: I - padding: 1em;6 r8 B, \5 G% D" u, N
- text-align: center;
M5 P4 G2 A, w - }
. o) ~% b# l; U5 }, v6 v( r1 G - .dropdown-menu-item:hover {
9 f7 ~9 L$ T* N - background-color: #eb272d;
6 c; h r4 k: R- C - }
复制代码
4 a9 V! ` E) }( { @4 n3 K可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">5 \4 A2 x1 ]8 y
- <!-- Checkbox toggle -->% Q( q3 ]. `' b9 P o8 B+ {: t- N
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">& n3 ^9 F( l( m3 h
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>& @" ~" |% ]" V+ z4 m
- <!-- Content to toggle from www.mfbuluo.com-->
3 c$ S1 t# \7 \5 i, n1 ` - <div role="toggle" class="toggle-content">
1 n/ e. [* Y* P! q - BA-NA-NA-NA!+ w$ o% m) K+ P$ q$ j% x, k
- </div>% M: ?7 f% G! L
- </div>
复制代码CSS代码内容如下: - .toggle {
9 Y. @+ l+ l, K$ r, @ - margin: 0 auto; L0 R( y' Y% _* x: X
- max-width: 400px;1 E# i) ~& U5 q; u' |
- }4 Z! I! A' ], ]7 P! P* w( |/ v
- .toggle-label {1 ~8 K5 y# X/ V+ W
- font-size: 16px;
0 @% ~' U' D6 Z- ]" I; g5 f; M$ x - background: #fff;
" ^; z2 x- _' h- c - padding: 1em;
! h( I& s) B+ J) u! [ - cursor: pointer;* d: Y: l N. I( u+ p
- display: block;7 q2 z0 M" j% W4 V7 f/ L
- margin: 0 auto 1em;% u( \* ~% t2 f/ D3 z, z- s4 h
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 {0 P: L% J) j) R0 _ - border-radius: 4px;
: \7 l5 G6 P; n - }
% s& [9 x$ F) E& _4 x - .toggle-label:after {
) y3 X0 F3 v2 R - color: #ED3E44;
% W' f# g! j) D: A6 j - content: "+";. |' E u/ h3 `$ b; R( k8 c
- float: right;
" D) T; T; i9 X2 A9 E: u. l9 w - font-weight: bold;5 z& c- A. U: K& ^; \% F! v+ g
- }
6 U9 R& w: Y. z8 v - .toggle-content {
8 ^" b# Y; I$ k. l% \ - color: #B0B3C2;
+ ^ { g4 l$ W3 M - font-family: monospace;
% q- n7 s& _. D( U/ a7 D# S R - font-size: 16px;& v9 H& o C+ Q Z v/ |# g5 o
- margin-bottom: 1.5em;2 o$ f! X0 o9 z. i% j: G$ U
- padding: 1em;
b6 W o: z- [. Y g0 t* n - }
* t2 X5 M# z# h9 k - .toggle-input {
6 O/ b0 m' y5 C9 Q& L& f5 | - display: none;
4 T, j" i' R6 Q& z1 Y4 Z - }. L* r$ {# F2 x& Z8 K$ t
- .toggle-input:not(checked) ~ .toggle-content {) M, x/ l) `# w. n9 m
- display: none;9 E. s4 C3 E- Q {/ ~) w8 v# D$ d
- }
% [2 u1 f4 O* k# O0 ^+ @- Q - .toggle-input:checked ~ .toggle-content { S9 p1 e5 x- {$ i& t/ s: O# N5 x
- display: block;& G5 S3 M# F* v, R% A4 a' G# e1 ]
- }
: l$ F0 c/ X9 X - .toggle-input:checked ~ .toggle-label:after {
3 g2 S) }7 R8 G4 ` - content: "-";& j* G: q2 L: C/ I
- }
复制代码 7 Y" Q; ^4 a0 N+ L
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