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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!">
# v7 [) d8 x0 G - Label for your tooltip2 Z/ P+ S* c) e8 _
- </span>
复制代码CSS代码: - .tooltip-toggle {
A- R( z, J6 N" l3 V - cursor: pointer;
/ F. ~. R% V" X: ]! ] - position: relative;! p! w9 _; `1 M& P) B
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- .tooltip-toggle svg {
. U6 p, P+ Y; Y4 A3 Y; `) J - height: 18px;, i' p7 v# S* `* V& O
- width: 18px;! t6 o6 N: e8 |) n
- padding-right: 0.5rem;) X! _* L, w" w! _# e) R
- }
& r- ]+ w% u1 u; i- m& K - .tooltip-toggle::before {5 d" {7 b% z% Z9 T2 Q0 n& t; I
- position: absolute;4 Z4 u/ Q! m) O! M8 {: S% x+ i
- top: -80px;
7 D. W a( A! s- v3 t/ [ - left: -80px;
3 c- X8 P' U) E9 u& L" |8 b - background-color: #2B222A;
0 f% l. C( Z5 B! z* s0 I% h# e - border-radius: 5px;" e$ F3 ^' R7 F0 G
- color: #fff;
s# R9 K# Y4 O1 c/ ?& C - content: attr(data-tooltip);
% v) Z9 I6 @6 H- U - padding: 1rem;* l8 L5 r [# h3 `& R
- text-transform: none;
5 s! S3 W8 v8 u0 Z+ h9 G& c - -webkit-transition: all 0.5s ease;+ c( ^( l( R0 ]! g8 h' `+ k2 e
- transition: all 0.5s ease;1 p* ^% ^, }8 j& e
- width: 160px;
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6 F' B$ ]) t/ S6 C) @# k% f5 X& a ^! } - .tooltip-toggle::after {
* u' ]* M- X" v) F - position: absolute;
) K6 G) Z h" F - top: -12px;9 H/ U5 z' a5 Y: P) N% G% ~6 e
- left: 9px;8 F# O. I% j8 `) D! ?* ]
- border-left: 5px solid transparent;1 R! n9 K2 y# n2 k: k
- border-right: 5px solid transparent;
. `9 u7 Q: I9 W4 M2 S! ~ - border-top: 5px solid #2B222A;" y/ i& @5 H8 \- x2 @
- content: " ";
D2 q! z! {( Q5 `- s( [ - font-size: 0;5 a+ r& D. a# \1 J; b; L
- line-height: 0;
& x/ ^, M; }* X: ?# g, ^ - margin-left: -5px;+ J0 t) ^6 O7 ?4 Q
- width: 0;% }1 l7 a) k& s1 V# W
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- .tooltip-toggle::before, .tooltip-toggle::after {
. |' \6 z+ q3 M* ]0 X - color: #efefef;" @, v, D5 }0 |
- font-family: monospace;
6 K; d7 `5 g2 c7 I% N. E5 I0 y - font-size: 16px;
$ ^! u* k, X/ x9 y - opacity: 0;
7 O2 p ]/ y/ ]( T5 E1 J+ B - pointer-events: none;
3 N2 i, v1 k* ^& f) y2 o - text-align: center;2 U* c2 I+ D' s( Y2 ^% `0 @2 l, h
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
, x9 ]. Z; F- I: C# i) @ - opacity: 1;
; z' Y$ r2 q: `" k% K( B( x, N - -webkit-transition: all 0.75s ease;
! ]* g7 S3 `( N6 ~" b: D. K - transition: all 0.75s ease;" J Z1 s$ q- f" W( I: 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">; w. W1 x( i+ R. |" T8 a" Y
- <ul class="nav-items">
3 v3 O) ?9 ?; }+ o - <!-- Navigation --># f; r1 Z! U ^6 @; M3 \
- <li class="nav-item"><a href="#">Home</a></li>9 R4 R! |' Z* y0 p6 n& K8 \/ d
- <li class="nav-item"><a href="#">About</a></li>9 j, x" J) s- |/ I5 p" d$ g
- <li class="nav-item"><a href="#">Contact</a></li>; i3 j- B3 ?( d
- <!-- Dropdown menu -->
! l/ P8 c1 ?! j/ V - <li class="nav-item nav-item-dropdown">
! {! g( B' }* V2 b' _& G; C - <a class="dropdown-trigger" href="#">Settings</a>
]+ A& a1 n/ g& V2 }: ~5 M - <ul class="dropdown-menu">
8 ~2 e. j( c# _3 f" e: b - <li class="dropdown-menu-item">
* m l2 {4 X, K, O# y0 I1 P - <a href="#">Dropdown Item 1</a>
1 X7 J8 |* j3 l3 c; C - </li>
. L, C3 n! ]2 Z, q3 e+ }) y# f - <li class="dropdown-menu-item">
# q! q5 w! S9 s6 P - <a href="#">Dropdown Item 2</a>
5 _% n( F8 ]6 @! Q! C k& @ - </li>
8 S' U2 o% E: h& J5 x - <li class="dropdown-menu-item">- N, h4 Y' ^( { ~0 j
- <a href="#">Dropdown Item 3</a>
8 w- c% g8 t' ?. h. } - </li>( `* b; b+ [" B8 L
- </ul>8 l; w7 Z% M6 J H
- </li>1 L0 @' B; S# u9 M4 d) X' e% m
- </ul>
) Q$ c7 o. U4 @' u4 w. x2 v' s - </div>
复制代码对应的CSS代码如下: - .nav-container {
. H; @* n3 T, ~! V - background-color: #fff;
1 v/ v9 ?: Y4 W- X Y2 q( X - border-radius: 4px;
0 `+ Y4 W. j' c& \1 W - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 |* @2 A6 m$ k
- padding: 1em;6 z; q2 y. e" k" _# o6 l. l8 Z
- border: 1px solid #eee;# t; N: Y; }7 X* r* c7 L
- display: block;9 M- ` y0 @4 K4 D' L7 k* L+ v
- max-width: 400px;' y0 E7 a. a; P' \: F1 Y
- margin: 0 auto;' q! _- z' H; s4 h5 u, ]
- text-align: center;: n J% s. _% E
- }
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- list-style: none;# }9 \ p/ ]& j, @( ~
- -webkit-padding-start: 0;
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- a {
7 A5 S q0 B, Y" C! P4 M - text-decoration: none;
; n1 C( q) ]0 F" }0 |4 I; v, U% r/ \ - color: #ED3E44;
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- .nav-item {
& d0 A5 z5 H5 b' D1 v& r - padding: 1em;
2 k9 ~) M9 G: k" m4 m P) f. C - display: inline;: m m# |* x7 S' M9 y
- }
; F/ r7 N# M/ O5 r S, L& b3 j5 U5 S - .nav-item-dropdown {* d7 m; j* L6 R
- position: relative;5 w2 ^3 S0 ~3 A6 a2 k" N m
- }
! P! t! n! G% P, h - .nav-item-dropdown:hover > .dropdown-menu {) S4 g4 s# g* e% }# }- S) F
- display: block;& _; V/ C( b* i; _, A! D
- opacity: 1;# ^6 z* o7 C3 m# G
- }) A- E/ ?4 O, _8 l' O
- .dropdown-trigger {; f. x8 w* ?1 @3 E2 M. I
- position: relative;% h6 a! E7 S# S4 h% |8 @' Q5 M
- }
7 q: d9 N+ g. x+ k- r" ~ - .dropdown-trigger:focus + .dropdown-menu {: `9 F" ?( f8 f/ y( ?7 d9 ~0 Q1 Q6 c
- display: block;
7 x# B' B1 u$ D# @7 f0 [1 u - opacity: 1;
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+ U/ b, m9 P8 I' h3 p- ` - .dropdown-trigger::after {. {: x. m" p y) M
- content: "›";
% s) V/ w3 s: z( O, N9 p" F- S- j - position: absolute;/ S" X! n% n- S5 U5 q
- color: #ED3E44;( ^* h$ Y: `0 S1 m/ D
- font-size: 24px;
0 P5 h8 n; {- m; v - font-weight: bold;
/ ~, [. i c, w - -webkit-transform: rotate(90deg);6 u9 _7 ^7 C7 X
- transform: rotate(90deg);5 n3 Q% n2 e; G2 O, Q' u
- top: -5px;. \. T$ {# O! t& `- Z9 a/ R/ o
- right: -15px;
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, |6 q: q+ l+ \6 z' [ - .dropdown-menu { M F! o) C/ H1 ]2 _$ }7 g1 f! i0 X
- background-color: #ED3E44;' z9 J. s. Q2 e! E; p8 ]
- display: inline-block;4 I* i. X) n, c5 N2 W @8 G0 ]
- text-align: right; v; u6 p6 `: O6 D3 t, g. d0 F
- position: absolute;4 Q1 ]& ?* Y% M; h2 }7 L+ R( G( k7 ]
- top: 2.5rem;$ g8 [( G- m: L p, @6 t3 q
- right: -10px;
! x# n% |! m# Z0 K; {5 h* N - display: none;, L/ D; O8 f4 J" y/ S$ n
- opacity: 0;# v/ u% m5 v+ u Z# p, T" T1 P
- -webkit-transition: opacity 0.5s ease;
6 k$ A. v9 v5 R# { - transition: opacity 0.5s ease;0 U, ?) O9 z8 ?4 A% ^+ `
- width: 160px;! a' W0 l5 {+ S3 }) G( D: a
- }* r; U$ f& t6 C j2 ^
- .dropdown-menu a {5 Y/ M( O7 q9 U2 a
- color: #fff;: ^7 m9 E* K7 M2 s8 H6 H& D
- }
& @ ?" r& `* v: ^9 V/ n4 W. |" _0 s - .dropdown-menu-item {0 O6 d8 r5 W+ d5 u% E3 ?% m
- cursor: pointer;0 C m* p' d" w9 x/ j5 G
- padding: 1em;
7 f3 N) i6 F! _, X" n - text-align: center;
% a! ~/ y0 N! m" j - }! h3 a' [( i0 l9 D* {
- .dropdown-menu-item:hover {" I6 x" v; |$ P$ |8 a2 ~5 Y: b4 G; @
- background-color: #eb272d;
Z" R! |: ?3 Q2 F7 T( V8 t0 D+ B - }
复制代码
; v& X4 t4 L- H1 v0 j5 B( z4 z: b可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
! d4 E& Y7 B4 [9 i( F4 `! w - <!-- Checkbox toggle -->: t* q! T8 \ O% m2 j4 g
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
% v& o$ s3 E8 c% c3 g4 C - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>+ C# P+ f( t) ?
- <!-- Content to toggle from www.mfbuluo.com-->
1 }) \8 r7 i/ _+ D, c2 T { - <div role="toggle" class="toggle-content">% s( G3 s( h0 v2 J7 y7 A
- BA-NA-NA-NA!1 u* s: O( k7 o. j r
- </div> t9 t; l! c+ M
- </div>
复制代码CSS代码内容如下: - .toggle {
2 X6 T, a0 M/ G7 P - margin: 0 auto;
# g4 l4 A. d0 p) w, \ - max-width: 400px;
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- .toggle-label {
: `: h4 j; l4 @9 e2 @ - font-size: 16px;
8 {. u% f( ~7 g0 ]: J8 r- Q) ] - background: #fff;
8 }- \3 L: q& ?9 P# @ O2 _ N$ ^ - padding: 1em;
1 x$ t4 M M3 a; `# w$ e f$ a3 F: z - cursor: pointer;: G# K M- G$ ]& ?/ r
- display: block;4 i0 b, U$ h7 ^: Z! L; N
- margin: 0 auto 1em;
% w2 M& j& k$ D. d0 D; w: Z' ^ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* Y) F& r' b+ b0 D4 D* o
- border-radius: 4px;! r+ u6 }7 Q" L2 S) R5 C1 v _
- }
& z* r% a S2 t7 r0 M2 a! u( ? - .toggle-label:after {
6 h+ q$ h# t1 t% B3 y/ r - color: #ED3E44;
' _4 R( y4 X3 e: B/ a, O& r - content: "+";( A4 `5 F+ j3 r( @- B& [$ M
- float: right;2 e$ g8 H7 w, c4 E
- font-weight: bold; F7 i% f, g" Z) f* v* W% _
- }4 F; v2 I3 K6 I6 U$ Z7 l8 v' N
- .toggle-content {; ^% @% ]) j1 k f g9 ~7 a
- color: #B0B3C2;
5 d1 X. j' I% ~8 l( V- K1 Q - font-family: monospace;7 b+ z* p6 ^$ h# \; z% Q4 W
- font-size: 16px;5 K, R8 ] o8 H7 h
- margin-bottom: 1.5em;3 W; s$ T( ^' N& M" g. B/ h' E1 t3 d K
- padding: 1em;
) _/ {: u8 J4 P; W3 _ - }3 G; q& C' g( v* f$ b# t
- .toggle-input {! q4 {! k* ?, F- o& D3 ]
- display: none;* l1 v& z' z7 T% e% |, Y7 W* U
- }
- e. |# r' T0 x( r% ? - .toggle-input:not(checked) ~ .toggle-content {
4 L4 ?% v0 R0 F7 J! ^ - display: none;
$ @$ E( P# p, j - }
4 z8 Y0 l, W& c% o. @! K$ t - .toggle-input:checked ~ .toggle-content {
# v1 T4 x; z: S4 k - display: block;
- z/ G+ V1 ~" l, q1 ~ u" d0 \ - }
1 @0 ^# C r# O! S - .toggle-input:checked ~ .toggle-label:after {2 ^2 |1 Y) M- o2 ~; I8 C' o$ d
- content: "-";
& w% [* P, w5 @. `& m0 } - }
复制代码
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