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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!">& n# F. q8 r1 f9 F) k
- Label for your tooltip1 A7 f6 T& a- L8 \
- </span>
复制代码CSS代码: - .tooltip-toggle {6 H+ H) f+ C# d Z" m
- cursor: pointer;' g. k% C4 k0 m7 Y) y) r+ O* M
- position: relative;2 K1 x1 {+ ], u1 }
- }5 ^7 [% Z+ Z& s. D: s- T
- .tooltip-toggle svg {. A0 s( i. i! D# L; [5 `
- height: 18px;
/ L' C. ] R; H F" F6 r ? - width: 18px;5 [ W0 B+ a/ j) c
- padding-right: 0.5rem;) C% @! ^( }+ G) a' W
- }
: z9 T @" M' m; N- V9 D! k - .tooltip-toggle::before {* r! r# V6 i5 w
- position: absolute;
l! f) U( ]1 e5 @+ S - top: -80px;
S6 o" w" |; o - left: -80px;& I, u7 A$ u: r' h6 I4 T, s
- background-color: #2B222A;
# [9 G% {2 r2 e; S$ _; h0 w - border-radius: 5px;! `9 E) Q' Y$ W3 V2 ]. ?+ z- n
- color: #fff;1 m, E# P! F/ G" O
- content: attr(data-tooltip);
! d, Z$ v& T9 P" O- P- O9 G - padding: 1rem;
Z7 N& e. n7 C: \& L8 }* I - text-transform: none;; o# A Y2 N, u4 i/ J
- -webkit-transition: all 0.5s ease;6 _! o1 G. M$ V+ \ l0 [4 [
- transition: all 0.5s ease;1 p2 e* m8 P1 b2 f$ M
- width: 160px;
l! k0 F- h( W - }
1 w' E- r0 s K - .tooltip-toggle::after {
. t) t$ O1 l% f+ ]6 B) s - position: absolute;
6 E9 O% U$ Q- i - top: -12px;+ p2 {4 ~' v" m
- left: 9px;
3 ~6 Y& I: |% o% T$ [ - border-left: 5px solid transparent;
" }$ f7 c1 v; y3 O+ m - border-right: 5px solid transparent;$ @+ s7 q- G0 C3 p. M
- border-top: 5px solid #2B222A;. M' m$ F" G( r C
- content: " ";3 j, ~; ~# m2 v$ F! G; }) p! U
- font-size: 0;
( Z& s$ b6 d8 }7 Y5 q; W3 | - line-height: 0;' f1 j( d$ I& P7 {; }$ Q3 M
- margin-left: -5px;
3 E1 P8 l* k8 r ~2 O - width: 0;6 ^4 `. Z6 ^& ]( |) W q
- }1 E# y* k" f; ?" s* Q
- .tooltip-toggle::before, .tooltip-toggle::after {' A8 ^ n1 L4 B) O. e1 k4 I/ \
- color: #efefef;
" \* O* C5 h m. }+ l# u) @ - font-family: monospace;
$ c; K' a* S) p0 Y - font-size: 16px;
) `3 s3 G# W" y# d! P - opacity: 0;9 `: e7 B l/ \" r& V( Q" h
- pointer-events: none; p) T4 V- Q+ r4 G& p+ n& i: j
- text-align: center;
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% k& w/ B2 m1 w7 q9 t# O - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {$ [; M% g* \: ?: U, K) C
- opacity: 1;* x1 ]% B' m! K E6 k5 ^0 U
- -webkit-transition: all 0.75s ease;- b& P1 C+ ~! X/ W0 n7 d4 h. c! _
- transition: all 0.75s ease;% _7 S/ g- W3 e ~! B
- }
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">
" f! D& d" R9 ?' O1 ~ - <ul class="nav-items">
" n+ S9 x& H3 K1 |3 V% h1 p2 [: J - <!-- Navigation -->
% P. t1 B. \" @4 i. j2 c( C - <li class="nav-item"><a href="#">Home</a></li>
. Q$ T8 w* ~5 e1 f$ ^* {) U - <li class="nav-item"><a href="#">About</a></li>( y3 z9 ^' _4 b) Z, B
- <li class="nav-item"><a href="#">Contact</a></li>5 t5 e; c% h0 J6 K5 _
- <!-- Dropdown menu -->
\" k& K7 s% i' q' ] - <li class="nav-item nav-item-dropdown">4 k) u7 S6 Q' O. F" t, p: K
- <a class="dropdown-trigger" href="#">Settings</a>
) t# _8 X1 j4 b0 \. J' P8 ] - <ul class="dropdown-menu">
6 j1 `! y3 u; Q - <li class="dropdown-menu-item">$ ^0 @0 f. X* I+ |! R
- <a href="#">Dropdown Item 1</a>
( Y: M4 U7 \' H - </li>1 a. M/ [& ?# W7 X3 E" `) W
- <li class="dropdown-menu-item">
( z' Z9 r4 r* A9 h - <a href="#">Dropdown Item 2</a>
! b1 x3 ^) ~) K; E7 l/ v - </li>8 Q) d* E4 v* E
- <li class="dropdown-menu-item">3 z. Y+ ~; I' F
- <a href="#">Dropdown Item 3</a>& ?) I& j5 m$ M: D8 I
- </li>$ v% Z* e2 B9 M
- </ul>
: K$ n) u$ \4 e+ v# z, e) z! v" e - </li>6 L' X" y8 A$ a3 z, N" x1 s2 C
- </ul>1 R: Q8 S+ s: b# n
- </div>
复制代码对应的CSS代码如下: - .nav-container {
0 l- z7 d" `( ^+ d W& v% r - background-color: #fff;4 v, Z, H/ P, g6 L( B* Z
- border-radius: 4px;$ b+ S0 ]3 P# _# Y9 S3 X
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* ~9 d$ U6 G+ P - padding: 1em; C/ ?2 C4 l6 H7 g: G
- border: 1px solid #eee;! l4 \6 _' |) A- b3 v
- display: block;
/ h' T2 p; j1 u8 Z - max-width: 400px;! R9 N" L" o/ x. Q( P S
- margin: 0 auto;- P$ h& k9 ^* N& M- r
- text-align: center;
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- ul,! V3 @* p1 |$ W$ V2 Z5 A, i& e
- li {
7 m8 B5 `( p: c# Y9 z - list-style: none;/ o. D) e- Z$ ]- Z5 r# s
- -webkit-padding-start: 0;
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- a {
k: U6 H2 P) k - text-decoration: none;
. l D: A" S: Z - color: #ED3E44;9 v+ _/ Y$ p3 v9 [1 u
- }* J. Y" ^0 H5 p& t5 c
- .nav-item {, _4 k8 [1 r! C8 L
- padding: 1em;
2 ?. x% \8 \8 t" ~) X3 ~ - display: inline;0 p, o, \3 o; |- j3 V( B- w, V
- }
8 m6 v3 c1 r( J$ E5 n7 G) ~7 Z - .nav-item-dropdown {1 S1 u, a8 Z# ]7 J) q. W+ a1 f7 g
- position: relative;
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. U& S: ]9 [# S- G+ U* L - .nav-item-dropdown:hover > .dropdown-menu {
; u" p6 r+ ^. m# N! q - display: block;2 J9 |' u6 w7 B7 R. c2 Q ~: e" y
- opacity: 1;
) _5 Y2 q8 p/ u - }
; O" l5 c4 j9 ]8 j7 o% K - .dropdown-trigger {+ l9 o) D6 N1 C
- position: relative;
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# o* d7 x% `1 Y+ n: s8 r/ k7 {: X - .dropdown-trigger:focus + .dropdown-menu {
, e$ Y% {2 L& X' g) x1 H - display: block;8 R, b; N7 L4 B! R D9 M. G
- opacity: 1;
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# r ]- h; t2 ~2 Y. p - .dropdown-trigger::after {& e% d- z/ H! n, V+ v
- content: "›";3 i2 J5 x& x' y( s) P1 q
- position: absolute;
$ O+ v: C' O) l: x( s: H - color: #ED3E44;0 E, p2 ^& w$ U$ n8 W. v8 P& K
- font-size: 24px;8 ]8 S6 |( { _: _3 Y3 y7 |& \
- font-weight: bold;
, |2 V K3 T2 ^& z9 R - -webkit-transform: rotate(90deg);/ W+ `( T4 R. q0 ?( o
- transform: rotate(90deg);% z% |; D7 T: e+ m
- top: -5px;
) i$ x" v& E. Z/ ^ - right: -15px;
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8 Z0 X6 q, I& u/ `: O - .dropdown-menu {
7 B: [5 T0 S9 w - background-color: #ED3E44;) x2 D7 a. c+ s* X1 z
- display: inline-block;
: h" R! v) n& [) B6 n4 a - text-align: right;
) R! Y0 J, c3 o! i$ Y) _( o - position: absolute;& W. x2 k* t2 g
- top: 2.5rem;; G2 s: J: d b6 ^! H. o8 T3 S
- right: -10px;& m- `# I, o6 O3 U4 s
- display: none;" m- k4 _) Y/ h" n L+ |. M6 h
- opacity: 0;
: l/ i9 u- ?% z8 t; f# P - -webkit-transition: opacity 0.5s ease;( S2 }2 w$ W0 I- n8 l
- transition: opacity 0.5s ease;3 A# m1 Q- A7 }( ^) b5 x
- width: 160px;
- L, Q3 d2 F% S; u! Z9 S. K - }+ S1 G% u, T% ]/ s; p
- .dropdown-menu a {7 G" t; _1 X7 d# V4 r/ r( Z
- color: #fff;/ g, X+ P( P8 X# Y- O# }
- }; }% ~5 T9 T3 }/ M
- .dropdown-menu-item {& D6 c& ?9 q' U0 J' A" v* B
- cursor: pointer;, x1 [2 K" Q: Z# E
- padding: 1em;
( M* r, ^5 X! |9 `$ S4 W+ }! ? - text-align: center;
( a: W/ |- R& V; _9 x" i( M - }
0 o9 g k3 [% h1 ? - .dropdown-menu-item:hover {5 G" f; U" G1 `6 N x' S( H% _
- background-color: #eb272d;( A1 p+ p3 R+ W9 D$ Y
- }
复制代码
- j4 e3 J: B. l( T5 b1 l可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">* b. k/ d9 p, T0 A5 S$ R
- <!-- Checkbox toggle -->2 ]: G! W$ w) `% N
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
' P- l6 Q- N- H2 f* J. h - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>! ?0 ~- s" `, Y' H3 z
- <!-- Content to toggle from www.mfbuluo.com-->* E. U; q. Q \8 B% _! g
- <div role="toggle" class="toggle-content"> h8 F& _2 F+ |/ l5 R1 u! \6 p4 m
- BA-NA-NA-NA!
6 x' M2 b9 [. `0 Q+ _/ z6 G - </div>
. t; Q5 u" B. v6 Q - </div>
复制代码CSS代码内容如下: - .toggle {
, o1 j* e" H% v: J+ X - margin: 0 auto;6 Q3 O) J8 D% M& N/ ^
- max-width: 400px;( q5 q, ^8 ?' B
- }
6 }" P) y% I. [, I$ G/ B5 W! \ - .toggle-label {
- W3 \6 B3 b7 Q: m - font-size: 16px;; w& \( L$ ?1 \1 D- K
- background: #fff;
) s& `# F# F4 R - padding: 1em;/ `' V/ I% ], @ o* R$ ^
- cursor: pointer;' H* t0 s: y' j9 K
- display: block;
" Y9 P. x& e% x - margin: 0 auto 1em;
4 t T4 t' }, F/ ]( u$ R - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* p8 T0 `/ b& ^: V* u9 g8 Y0 H
- border-radius: 4px;& F7 ]5 @* w# C3 F7 |
- }% Z a8 N! a% `9 h5 ^
- .toggle-label:after {. u4 Z; M3 l; A9 p( y3 H
- color: #ED3E44;
( r% `- v- t# K3 V - content: "+";
7 l6 q, ^, s% Y: v4 ?. x' I& K5 k. K - float: right;
; d5 J7 @1 u# K5 b# x# Z3 p6 q - font-weight: bold;
7 w5 S" g$ k$ `0 }7 M, z - }$ T4 j; b |. ] ^# y- {
- .toggle-content {( N' B8 g8 |3 T( }
- color: #B0B3C2;9 C" q6 r4 L) y, {, n
- font-family: monospace;, G4 s# \7 ^6 p, ~& p! d
- font-size: 16px;! D: L1 w1 W4 H
- margin-bottom: 1.5em;
& d+ B: [9 E) e& N7 r) Y! r - padding: 1em;2 b. @8 D) ~( \( }- e
- }
1 c$ ^3 Y6 x& o# \ n0 n& H# k - .toggle-input {
7 ~8 \$ i% q, P( N* p r4 E - display: none;
" P5 Q: \ ?& @$ W0 C- q - }
, ]2 z3 ~2 N0 n! c, l% e - .toggle-input:not(checked) ~ .toggle-content {- l' }2 q6 R* P0 b
- display: none;
4 A, F6 V3 w8 y; E - }! K5 }1 `3 c8 }0 m
- .toggle-input:checked ~ .toggle-content {8 ?9 l0 y: Z7 {2 k
- display: block;
# v1 |1 G) F; d - }
1 P1 m. ]8 `9 L) Q% o% ?9 o0 p" u3 Q - .toggle-input:checked ~ .toggle-label:after {
. A7 d2 @: e9 i0 H - content: "-";
f, O) x5 ?4 x! p3 n - }
复制代码 ' w/ ]& O* P. G+ e a
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