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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!">9 N6 i1 q; [2 @
- Label for your tooltip
4 |( Y; V$ s4 ~8 L! ~ - </span>
复制代码CSS代码: - .tooltip-toggle {
% c' h: C. x4 l- {, } - cursor: pointer;9 v+ V6 G& M* P8 I" j; X
- position: relative;
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% u j! W/ K$ ]0 L- X - .tooltip-toggle svg {
( W/ L% q7 d( g. e' b$ t7 w - height: 18px; F! V" P8 L) N/ T! o' L
- width: 18px;0 O* J3 h/ u2 p6 ^/ `/ B
- padding-right: 0.5rem; W7 v: u U2 ~" v! G1 c$ u+ d8 E
- }
8 @" H) r8 X* Q( ^* A: N - .tooltip-toggle::before {! r, W4 C+ L* i# L
- position: absolute;
d+ K' Y7 L# K5 G$ ? - top: -80px;
9 q" S( h1 \+ i) I - left: -80px;
& A/ J5 _! W+ [ - background-color: #2B222A;" M$ `7 A* G, u5 E' H
- border-radius: 5px;! q( u3 Z7 B4 e8 C
- color: #fff;1 n3 s( l! ~. w/ l1 ~* x. Y
- content: attr(data-tooltip);+ {4 w# w" k& \: x+ p
- padding: 1rem;
! l5 Z5 V' P, w, i - text-transform: none;
' w0 y$ Z+ R3 t' h' m - -webkit-transition: all 0.5s ease;9 Q6 A! r3 e9 [% O( }
- transition: all 0.5s ease;, c+ u7 ]) H/ l; r$ @) z
- width: 160px;
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- .tooltip-toggle::after {
4 T* ~& g/ T$ ~; u. h( ] - position: absolute;
. j4 E: P, N2 q9 J/ N2 |8 D( ? - top: -12px;
( j1 X6 z; ?6 i( h/ _$ f/ F - left: 9px;
, s V6 ^4 w+ u4 M! S2 _6 J L - border-left: 5px solid transparent;( N/ v1 h! Y! K# p( |
- border-right: 5px solid transparent;
& F' f+ e0 k P( F2 K' b; n5 | - border-top: 5px solid #2B222A;: }: _3 _% D. O; w5 x5 x
- content: " ";% T2 F9 U& c( E
- font-size: 0;; r! b5 w0 b; Q& N
- line-height: 0;
1 u) s/ f; T3 h. u0 G8 ?( i - margin-left: -5px;+ g9 M. _1 Q; e8 f
- width: 0;+ e- l- N* }/ M; l, n/ \
- }
+ W9 i- P; `! G8 {+ E! z% u8 V! F1 j - .tooltip-toggle::before, .tooltip-toggle::after {1 m0 c' w' J _; h" f" {
- color: #efefef; d9 a$ B* m& i) k( X! I
- font-family: monospace;6 S/ _! S$ l! d0 s5 t
- font-size: 16px;% C, `/ V9 ]9 c) ^
- opacity: 0;/ _ J( ?2 N6 |* X
- pointer-events: none;+ Q, c) n- b, _ h5 o5 Q
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
: @# p$ r3 S2 A2 P7 S" [ - opacity: 1;
, ~ A0 ?8 z; z8 F8 Q4 M6 [ - -webkit-transition: all 0.75s ease;
- n( {. ?) J I9 c6 c - transition: all 0.75s ease;
3 B: X' i( Q: f - }
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) \/ `% }3 S @ - <ul class="nav-items">7 Z2 B* B" H; ^$ z9 O+ Y9 N0 b
- <!-- Navigation -->
% H2 t3 E2 J& ` - <li class="nav-item"><a href="#">Home</a></li>; |9 X) z0 y, C* Y, x0 [
- <li class="nav-item"><a href="#">About</a></li>
1 N* b/ I0 W; w - <li class="nav-item"><a href="#">Contact</a></li>
$ Y" `6 U2 ]7 H1 V: [- \" {& S - <!-- Dropdown menu -->
- c) W: i5 \$ w. R5 D+ w+ d - <li class="nav-item nav-item-dropdown">- e/ C0 k8 x% S" A9 T
- <a class="dropdown-trigger" href="#">Settings</a>& ]2 C& V" q5 b% g$ D' n3 B
- <ul class="dropdown-menu">
9 z& O" t2 U- L6 o) z - <li class="dropdown-menu-item">
( T9 o1 f% E; P - <a href="#">Dropdown Item 1</a>- h. ?. O9 K6 A; R, b1 \! j7 p
- </li>/ \) I8 W6 [ B. V
- <li class="dropdown-menu-item">3 u( C) [* l5 b# o8 Q% q7 f
- <a href="#">Dropdown Item 2</a> f. V0 l2 Q8 Y% q( `6 G" d3 \. j
- </li>
6 C8 u% g: G. x T2 [0 G8 S) ~ - <li class="dropdown-menu-item">7 O! \% Y# e5 G
- <a href="#">Dropdown Item 3</a>
; i R3 q2 g* O4 C; t+ X - </li>3 n7 {" f' |4 m" d, f" ~4 V. N$ w1 j
- </ul>
1 s. r0 O) Q- i; ^- o$ z# S; A - </li>; V" k f) h+ Y( Z& r7 U3 C4 p* d
- </ul>* h* s$ X$ m8 W+ C, @/ g
- </div>
复制代码对应的CSS代码如下: - .nav-container {- [5 S H2 B' A1 c3 v0 v
- background-color: #fff;
8 W+ y8 X- F3 R - border-radius: 4px;
7 I+ B8 G" s& q9 | - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
& c; e8 d- c5 w) E4 C) g* { - padding: 1em;5 m. h* X! D/ w$ J6 A
- border: 1px solid #eee;' ]; d, ^& X5 L3 c9 u
- display: block;6 T! K' Q. [! i. [' d
- max-width: 400px;9 e" F6 X5 \! N; W: f r0 f
- margin: 0 auto;
* [9 H& D. p6 ]6 w+ f; v, a - text-align: center;
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- ul,
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- list-style: none;* K3 ~4 O! a6 n. H }2 X2 g
- -webkit-padding-start: 0;) O) c6 v, x8 ^5 b0 D; H
- }
# ^3 J5 ^2 C/ Z! Y& U/ [8 Y" p - a {
& W% Q8 v; ?* I' S" R1 C' `* C - text-decoration: none;
" c a4 N9 I L: t - color: #ED3E44;
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: z! h. l" V. X3 A - .nav-item {
# L3 {; M: i( R! b - padding: 1em;
# n/ p6 ]+ ~3 s' _! c - display: inline;
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* L* ]/ P& u2 r: N" l7 w2 F- s - .nav-item-dropdown {* M/ d+ C# r' \+ J6 [1 d
- position: relative;3 U$ }! z; w1 i _) ?9 o
- }
3 p! j; A' O5 g2 K - .nav-item-dropdown:hover > .dropdown-menu {) U% w; y# Y0 h" ]8 ~3 ~- I
- display: block;2 \+ Q. C) {) o2 b4 }4 I/ {/ S7 V
- opacity: 1;, S8 Q) T3 V5 V+ c x% t) c- j- I8 X
- }
# H; c+ S+ ?# ^ - .dropdown-trigger {
: Y9 r6 E! n" A8 ]- W2 ?$ { - position: relative;' c' Z) l. n v: B; ?
- }
9 @; ]9 o" t6 \# |" e6 R, k7 \ - .dropdown-trigger:focus + .dropdown-menu {; C: K' n/ U3 j& v# @& \
- display: block;+ t* A; I, ~+ c8 J
- opacity: 1;
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, b6 V. Q3 M8 b0 K# G7 Q - .dropdown-trigger::after {4 R# V# j. v4 l6 E+ |) ]+ J2 P4 M( a
- content: "›";
/ p- V2 k) y! k: o/ O6 u - position: absolute;
1 v4 w* y7 n! c4 c3 z - color: #ED3E44;
7 K6 Z# T) O* l1 K; ]- m4 N8 X - font-size: 24px;
# k& H! k& n. R1 o0 a - font-weight: bold;7 m: P7 e" G# f
- -webkit-transform: rotate(90deg);" z2 g1 I) E* X( k1 C, k5 m
- transform: rotate(90deg);
9 {+ @( C9 T0 c4 ]/ \& Y4 y- P - top: -5px;
$ m5 p' z+ J4 y; F& s' M - right: -15px;- f w; p% }2 Z' E) |2 w
- }& d5 S5 V6 d" x" R6 Q- q7 i4 Z
- .dropdown-menu {, ^3 m }. c% _/ p2 Y4 F$ o X
- background-color: #ED3E44;! o, [8 y4 y3 l$ Y# {0 b
- display: inline-block;
& ^5 o! I1 J% e; j3 b% l0 y - text-align: right;7 E8 j. |( f9 t
- position: absolute;! a3 `6 m9 n$ a! l4 ?
- top: 2.5rem;
# w" n! j/ `9 T( ^4 {5 J3 N* f - right: -10px;
* a# E! F y; ?" y1 r - display: none;, L% }0 b; e: J+ w
- opacity: 0;' f( B/ j7 d5 A0 x& _& i
- -webkit-transition: opacity 0.5s ease; D/ P2 ~3 h" F, ]9 f6 P
- transition: opacity 0.5s ease;$ d) D# f' H$ K7 i/ b, S" A
- width: 160px;8 D+ W9 Y0 p$ T/ F4 n5 L
- }! |# t# t& U3 f8 V: E4 C; @" U: J) K
- .dropdown-menu a {
; O" M$ F1 o- `- F% h* g - color: #fff;
/ R" A8 i" \3 P* H - }
& |5 y) P3 U1 A) c - .dropdown-menu-item {1 O- p! X2 {) u1 A
- cursor: pointer;
' i; k- u& b) s# u" a0 u - padding: 1em;
/ I8 y) R% d1 i; ]# k5 P - text-align: center;
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- .dropdown-menu-item:hover {
/ u+ Q' f' ~3 l6 H - background-color: #eb272d;' K( l+ m; [" T" J7 t; ~1 _3 c
- }
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& v# Z* {5 F1 K. p8 p可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( Q# z: j7 q- q$ V
- <!-- Checkbox toggle -->
# K8 ~7 }6 D2 {# \* G S) r7 c - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">- G" i+ b7 n' @: J1 _% z& K$ ?
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>( I9 W5 z4 G, O& W* L. H
- <!-- Content to toggle from www.mfbuluo.com-->) R1 F5 t2 P& |3 D% t
- <div role="toggle" class="toggle-content">7 E' k E( d! E& n" F" }
- BA-NA-NA-NA!" s6 V8 N4 Z$ i, y2 \
- </div>' @! ~) @1 v* V1 A9 L' C( \; i
- </div>
复制代码CSS代码内容如下: - .toggle {% h, P2 N! k$ Y7 _: E1 J8 b- @3 |
- margin: 0 auto;
7 k0 c. s$ `/ I' i) P- N3 v - max-width: 400px;: `' A; h6 q2 ]" e
- }4 {: K2 }4 K7 w- c v+ y
- .toggle-label {
* {3 n( H; D0 u' F* V3 F - font-size: 16px;' I! X- k- \- q1 }8 j6 H
- background: #fff;
$ g1 c. l/ e6 ~* Z" o G - padding: 1em;6 C. p) s: i/ ^
- cursor: pointer;" ~* z2 f/ s4 a9 o4 J3 q/ m
- display: block;
4 [0 ^' F1 T' I( [+ e2 k9 f - margin: 0 auto 1em;+ j; ^4 v# C& G; w3 \* ^7 Y0 X( \
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' |2 v* Z! Z! D- k$ C; J - border-radius: 4px;5 z& s- r6 T( l% [) [
- }
" K/ A k. k( J, _1 S& \ - .toggle-label:after {
8 Q* y! o* w% r, ?* I( o8 ] - color: #ED3E44;
0 f8 f; ^6 x* R$ n3 h1 a - content: "+";" q. E j2 A7 j5 W
- float: right;
% ~4 h: M( b$ a3 E: g+ V z( i2 R5 X - font-weight: bold;$ s6 {1 O ^, L. v1 O& Y
- }
- g$ M e) f6 K" w' R - .toggle-content {
3 h. J. \8 W- V3 d - color: #B0B3C2;
/ n( h5 v/ j3 q4 G9 l - font-family: monospace;" x; o3 }# e1 w3 B: [2 O) R
- font-size: 16px;
- B# [% S6 h2 J3 I, W - margin-bottom: 1.5em;# p B5 a8 X) G
- padding: 1em;0 N0 Q. F* v+ b& p' N. G
- }
' X4 Z; Y! a# [ - .toggle-input {
, D! n1 q: R u - display: none;& r2 m3 q- O. P( e' |
- }( E5 G% o. ~9 }/ I8 G7 z; _! Z
- .toggle-input:not(checked) ~ .toggle-content {
* y7 F5 f5 C# U1 S3 } - display: none;& w2 d+ m- A& d6 o1 q2 t$ ?
- }
; x! j0 o5 Q0 g" x5 i' H" W - .toggle-input:checked ~ .toggle-content {
) \) x+ S w! k3 O8 K) K6 i - display: block;4 X+ H& i ], X6 S! v0 X5 B
- }
# V. D# G( d# f9 x7 }$ P - .toggle-input:checked ~ .toggle-label:after {
3 s$ w5 ^* i4 t& y% O3 |7 N/ r. i' `. ~* ~' F - content: "-";6 y ?5 u' y% O# F/ x$ J8 H f) I
- }
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