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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!">
, g: U6 {+ K( i* ]2 x1 b# s' {4 @$ x - Label for your tooltip- S) B) r7 s" H
- </span>
复制代码CSS代码: - .tooltip-toggle {- g1 @* d( k( y5 U( N, S
- cursor: pointer;
7 \" w, ^- P* C6 w1 {- d - position: relative;9 d) r) p7 b9 g; u% Q
- }
* N2 Z4 b" O/ ?# s - .tooltip-toggle svg {
. J0 _9 [) p% i$ Y6 y - height: 18px;/ P; R. |# I% `
- width: 18px;) @ [: S! A* C$ N+ W1 W
- padding-right: 0.5rem;
3 @1 l5 M7 G* F9 ~' c - }
6 g/ m' z( ?) I$ F8 l. \ - .tooltip-toggle::before {
, K: f3 [9 `) f9 ^ - position: absolute;
! y5 R* e# Z" c - top: -80px;. A' v: c2 o9 w1 {; ]* T9 e2 e; a
- left: -80px;0 j, N; p. M: Z% Z0 |+ T
- background-color: #2B222A;8 n) l* Q$ }& O/ o8 `
- border-radius: 5px;
4 ?$ [' ]4 o# J5 \3 @& R0 d - color: #fff;
/ k+ b G1 e& ~ O% F& ~0 ]2 V - content: attr(data-tooltip);
( D" R7 O0 M7 [0 M& `) L - padding: 1rem;
' |! C. y3 W! z - text-transform: none;
3 Q2 F. i* n! L1 [) X3 v) U6 d; Q - -webkit-transition: all 0.5s ease;0 R0 v1 H4 ]+ V" }& |& ]% i
- transition: all 0.5s ease;9 d6 n# L6 s1 V' ^
- width: 160px;- U2 U- l1 W% O, }
- }, G* S5 W* j) ^0 ]3 f4 l& r+ {
- .tooltip-toggle::after {, T2 L9 `# D* A" e& \' K$ ~
- position: absolute;
7 V B9 _1 w$ h2 L! ? e - top: -12px;
" b7 k1 m% b$ }; K* z5 G3 }: l - left: 9px;
& U* k d5 ?/ A - border-left: 5px solid transparent;9 E1 j, @+ r- N& r' ?
- border-right: 5px solid transparent;9 G+ G; |$ H F- f' P; i0 {
- border-top: 5px solid #2B222A;
9 p. c- p" a/ d, X - content: " ";( c6 I1 |& t" L% R
- font-size: 0;
" l# A, m7 A* N7 N+ U- d - line-height: 0;, J* |+ R, _) h
- margin-left: -5px;
* x: M: c2 @$ q, ^- H9 N - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {! a( J0 L, e b% t0 p8 Z; X
- color: #efefef;
1 L1 d0 t8 t: E% V - font-family: monospace;
, D9 T4 ]: Z4 N5 \# }6 A: t5 K - font-size: 16px;
! q# R# h! y n5 U6 r! p" {0 b: m - opacity: 0;
0 B& S- F, f" P/ q: H) }: S4 _ - pointer-events: none;9 t! f+ F2 L, \% v
- text-align: center;. B+ ^2 S, F0 x0 C$ _
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
" p3 t, i" g; _5 v1 m3 c& y* _ - opacity: 1;$ X; M2 N9 r1 C `( I
- -webkit-transition: all 0.75s ease;4 Q, S5 Q5 K6 l* `. m! v
- transition: all 0.75s ease;( x+ x5 g7 y% ~3 O) C
- }
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">
$ p3 ?- ?5 x8 i' W' i' _ - <ul class="nav-items">
7 `+ D. g+ {% f3 n0 [! F; j* T - <!-- Navigation -->
3 d9 B8 u5 j9 { D6 S6 w, J - <li class="nav-item"><a href="#">Home</a></li>
$ y3 `! M6 A8 n" B4 A - <li class="nav-item"><a href="#">About</a></li>* w) T; W5 N& u- e
- <li class="nav-item"><a href="#">Contact</a></li>
: g+ m7 _# z7 I9 V1 {; x - <!-- Dropdown menu -->6 C7 }5 _" c6 v. \* H
- <li class="nav-item nav-item-dropdown">
+ }2 S0 i% [4 y$ G$ V4 Y9 W) F% y& V - <a class="dropdown-trigger" href="#">Settings</a>2 j$ F& e) g0 Y5 z& W, p
- <ul class="dropdown-menu">
. R+ U9 \4 B: N) C( O' H/ x( G# Y - <li class="dropdown-menu-item">
. e- z6 [9 N6 c' ]. P" X& h - <a href="#">Dropdown Item 1</a>
1 B( @. H. Z8 q3 [; W, f - </li>
8 \5 T/ r( E6 _% b! i - <li class="dropdown-menu-item">
; c H+ G; e6 t. H, O4 I - <a href="#">Dropdown Item 2</a> F4 h1 i& D/ F5 K% O$ z
- </li>9 |6 \) s& g8 {/ [
- <li class="dropdown-menu-item">
( O9 D0 p3 ]' T' z% Z4 r - <a href="#">Dropdown Item 3</a>
) [. Z; C6 d A* V - </li>
0 E1 P9 }/ i2 Q& d6 w* v# }% g" Q3 J, f - </ul>5 O ^3 Y# U1 E' C
- </li>
2 C( S# J: v& {3 Z |4 q% p - </ul>
* n+ u5 G& ~5 X; W/ R+ b - </div>
复制代码对应的CSS代码如下: - .nav-container {5 |3 e3 i: C/ a
- background-color: #fff;0 w1 Z9 a6 o8 j, u p5 k
- border-radius: 4px;3 [' p2 R) W" v6 r
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% ]; a# U6 v) }% T
- padding: 1em;
8 V/ {4 l! ]* P - border: 1px solid #eee;
& M& s4 Z2 ^* K; ~: i - display: block;9 l2 s! y" O$ e, E0 n4 W
- max-width: 400px;
2 Y& i8 W" \6 Q8 M - margin: 0 auto;
5 j k _4 O4 B6 ]* G' ?& R9 q - text-align: center;/ x3 |/ u9 e/ |4 V
- } @. U" E% f4 L1 ?) I1 ^3 m5 q
- ul,: e$ x6 M2 D6 _( J1 m
- li {
' M5 g5 Y! v, d) ~- `7 ?9 Q+ f2 S - list-style: none;! u7 P5 x" h7 I3 r) f' {' S1 O
- -webkit-padding-start: 0;
2 L! A( A4 H) ~# P) |9 c* B - }
8 X; C ~, c! H0 s0 k% j% @- ^1 ^/ n/ M - a {
+ q6 n$ l. j& @; x( U# h) Z - text-decoration: none;
! {9 ? z K% a7 u6 H7 e - color: #ED3E44;6 o; a) j; P" A5 Z: C: f
- }
+ J( `7 x% \# w& N( g8 C. F - .nav-item {1 q1 H0 l8 F, ]5 \
- padding: 1em;
7 a8 d+ g" _( x( W% O - display: inline;
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, K" l+ \. S* E$ i& r7 y2 T9 v1 E - .nav-item-dropdown {8 {; v' |% l; D1 f$ ^5 m% |
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {" d# L3 n9 ^0 g
- display: block;; v$ l$ y, }( f) |, ^1 f
- opacity: 1;
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- .dropdown-trigger {* ~6 v& K4 t) i" W6 \/ m
- position: relative;; x+ g( i- }; ?: t% A2 r( i
- }
; W1 Y$ O! h7 u) m - .dropdown-trigger:focus + .dropdown-menu {
9 _- o& G M' L! L& J; m3 B - display: block;
+ H4 h. R+ _; x( a. T8 v. ?* b+ d - opacity: 1;
8 j" ^& R0 m/ K5 q8 }1 X* \ X - }
/ o1 P* G: i+ s4 X - .dropdown-trigger::after {
, [- m. f. B+ j# V- \ - content: "›";% ?& H- X. d5 I+ |7 {3 y: Q* i- o8 i
- position: absolute;
. R3 U: c0 g8 e - color: #ED3E44;
3 W7 t$ }, l% I( N - font-size: 24px;
4 o/ @8 B1 \8 U q, K - font-weight: bold;
* }) E& U! v5 c0 O- V( E - -webkit-transform: rotate(90deg);
" D, W h" I- h* @$ P% Z - transform: rotate(90deg);' \+ ?/ t3 m: d8 d& W* V
- top: -5px;4 t2 R7 W+ i3 V+ Y1 R
- right: -15px;
) w( [* Z3 ^1 e4 l7 `; A - }
/ m9 M% i8 T4 w - .dropdown-menu {% B1 q7 t$ `! w* t) G, l3 o
- background-color: #ED3E44;
+ p) X' b% ]1 F - display: inline-block;5 w- ~3 U, P2 y% X9 s( O" N
- text-align: right;
. A% T1 ~4 M4 Q n K3 |( [ - position: absolute; E4 Z: T+ b. v2 N
- top: 2.5rem;# `% `+ k( m, ?9 s# J! m
- right: -10px;
2 @8 [) ?& @/ u( m, D - display: none;
- r8 o3 E$ `' p9 ~& ~# \ j! r4 ~% G - opacity: 0;. X$ Y9 n6 U! B& P9 h/ g
- -webkit-transition: opacity 0.5s ease;
0 t O* G+ p9 ? - transition: opacity 0.5s ease;
7 v3 y* K! U8 F! |' |% r - width: 160px;4 Y0 \( l R% M! w1 z" r6 z
- }
' x7 u( H- M3 v' n - .dropdown-menu a {1 Q9 F* r: t# L8 p
- color: #fff;
* O, {5 i: m- C1 w5 O - }5 C- z. N% T8 E8 F) B6 N
- .dropdown-menu-item {; z- E0 U6 l% I; `2 ?
- cursor: pointer;
3 Z8 I' V* |+ M - padding: 1em;
5 _1 \% f% |# V - text-align: center;, h- Y- o4 e2 J6 E; w7 q) ~
- }
+ r( |6 M$ \) H; E* k0 { - .dropdown-menu-item:hover { F6 o( m7 j q4 P1 c8 |
- background-color: #eb272d;
0 |. [' v# u9 p! W2 E8 Q0 ` - }
复制代码
7 X) n+ ]2 H* B0 S& v0 T! W可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
1 m# d9 I2 F" B; P - <!-- Checkbox toggle -->1 R* I' m/ D" [4 y
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
& [3 Z0 e: ~3 O+ d% u - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>9 ^1 r7 Z U# e! g6 a
- <!-- Content to toggle from www.mfbuluo.com-->
* g1 k3 m# H0 H' Y; J* c5 { - <div role="toggle" class="toggle-content">* ]8 `; w4 \5 P& E
- BA-NA-NA-NA!
& y: q/ K+ X K2 P u - </div>9 g) V! n' c! f, t
- </div>
复制代码CSS代码内容如下: - .toggle {0 n/ K. }9 @8 b. X3 X3 \1 v
- margin: 0 auto;+ r6 P* A3 e' H" e
- max-width: 400px;1 _& t) o. n, l* V- D$ F5 F0 o
- } M" i5 N" {5 \' m/ L
- .toggle-label {# Y; s2 o' ~: ^/ A2 h. R$ v# \
- font-size: 16px;
! D+ U+ w$ I1 j - background: #fff;
+ C; m2 R: a, q8 ^( e7 C3 R - padding: 1em;
! ^ y( d5 M, Q% q" ]% e - cursor: pointer;
+ X8 c8 n- \( _( m9 N - display: block;. h! M4 F9 a8 c1 X) K
- margin: 0 auto 1em;
5 \# V! _, C" e( k% g7 Y! X4 E0 R - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 u+ k5 O4 V P% m" |7 I
- border-radius: 4px;- w7 b" {/ i. s6 N2 A. g7 o
- }5 n# A" F! A7 B6 c# e: f
- .toggle-label:after {* b* o2 U0 h- g8 m# D7 o! ?
- color: #ED3E44;
: y, S' B* N/ g7 V) E/ P4 S - content: "+"; y1 _4 B5 C U+ y
- float: right;: v3 H, o0 S) m* ^% i
- font-weight: bold; g, h* H0 S# t* L4 n. U( h
- }
/ [$ Y, Z8 o2 u) ? - .toggle-content {
6 Y% ?: R( q4 e0 I/ T4 K' c( ~* C - color: #B0B3C2;
! g% U7 D+ r" I3 T. I! Y0 N& P - font-family: monospace;
9 v: M9 X: E# t( a6 {( X& G - font-size: 16px;
/ X5 g j! x4 v, y. L - margin-bottom: 1.5em;
9 }1 W4 c, }# w T1 I6 U3 M - padding: 1em;# A+ w" D. V% N: u7 M
- }2 X: \4 q1 H6 ~$ E5 r$ R9 t
- .toggle-input {
" }. y3 @9 a# k1 l - display: none;4 w& A. c; a* c2 y8 S' ^
- }5 u* Q3 U% o% Q% ~8 C: |
- .toggle-input:not(checked) ~ .toggle-content {
" W Q5 M( t9 h$ Y - display: none;
. I8 n( Q& l- S7 D0 y8 K - }; j% X }6 w' ?
- .toggle-input:checked ~ .toggle-content {
/ a0 p( R% h; a8 l# B/ K - display: block;3 v0 }; i5 | p' N# d
- }6 w: b0 e; X/ e
- .toggle-input:checked ~ .toggle-label:after {
! g5 m ?+ v% f - content: "-";" P( z* k1 H$ }; b' ~. y2 I
- }
复制代码 3 x8 ]& x R" [' d3 N
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