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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!">
- p3 k) E6 S& n0 L - Label for your tooltip" b/ U1 O& \# Z U* o! c
- </span>
复制代码CSS代码: - .tooltip-toggle {
8 o- v* T! Q! e w) d5 N1 M3 _ - cursor: pointer;" r# I# f& q; i+ d" P: ]
- position: relative;' M- e" O, T1 S. b% _) A
- }
) _! a7 T3 E# j1 e - .tooltip-toggle svg { M9 G/ y D0 o$ R/ q
- height: 18px;, i, L& r- k1 z5 _5 C* R
- width: 18px;5 e" a% e$ v0 F; D1 M! L
- padding-right: 0.5rem;+ _5 G# V2 H, x( O e5 ^7 [' r: D
- }
) `/ `) g/ @& y/ H/ h% n6 T. b - .tooltip-toggle::before {
5 Y! q+ G! k' x- n - position: absolute;
. R" L& a1 i6 A - top: -80px;
( j4 n: l: W) I2 ^ - left: -80px;
' C9 B) L2 H, F3 P$ h. R - background-color: #2B222A;! @5 i; N9 u& ~* ~
- border-radius: 5px;
6 l1 y, F0 ^5 y3 O' e8 ?, q - color: #fff; G' T( a$ y: x" q; X& M j# ]
- content: attr(data-tooltip);
% d$ j! O. D! }; ], \+ x- Z8 E - padding: 1rem;
3 D& f" Y+ g' N9 v5 t7 X - text-transform: none;
) |; l* G; I; ^ - -webkit-transition: all 0.5s ease;( \3 z% C$ |: j/ R4 w
- transition: all 0.5s ease;
& ~ m0 M( z6 z! }3 B7 Z - width: 160px;% l$ ~5 ^/ @' N; `$ j* z
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- .tooltip-toggle::after {7 ?: }% g8 ]: O! S5 S' H! @
- position: absolute;/ m1 E8 x. Y% ~/ x
- top: -12px;
, P2 c& g1 E" d. V9 S - left: 9px;. C8 V4 }2 n' |5 f# c
- border-left: 5px solid transparent;; [. f+ }2 i( m5 Y( ]$ t
- border-right: 5px solid transparent;
5 k T, d+ y% }4 {/ H7 T; |0 |3 e+ x - border-top: 5px solid #2B222A;
) c/ f/ H, Z I+ p9 A% M$ h - content: " ";
: u" D' n, f3 B& v, L5 j! w - font-size: 0;
1 B; H0 X- M5 Z# ~2 _% j - line-height: 0;2 A# G3 a! a4 @( Z0 @6 n2 } f
- margin-left: -5px;& l$ f9 K% Z% I6 S: O: b8 F- Q. A3 `, ?
- width: 0;7 }! f7 H. f9 n1 Q0 ? ]" |$ \
- }
6 M" P6 ?9 I, u' B - .tooltip-toggle::before, .tooltip-toggle::after {5 K+ Q/ r' S. D9 v
- color: #efefef;) {# l3 t( H+ Y' }; G1 R! }
- font-family: monospace;
4 V9 c1 r/ s% u - font-size: 16px;
( s! ~; ^! ]8 q - opacity: 0;" m6 U, ]( _. I1 P+ L2 e" l
- pointer-events: none;
& C+ x* ?2 Z! j* s, b- }1 g. e - text-align: center;7 e2 g9 c+ k# `+ M5 O
- }
g, {0 l5 W4 c ? - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {, H: ]# P' M. a" O K" P. t3 p4 m
- opacity: 1;. E) v+ ~) r7 _ f+ a0 n$ G
- -webkit-transition: all 0.75s ease;" P! b/ ^3 L: S4 D
- transition: all 0.75s ease;
6 C9 i3 u3 c# X- K0 m; |) \ - }
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">
' a+ F+ ]3 G! w$ }0 K - <ul class="nav-items">
% @' O3 [6 Z, \1 `, A4 I) g - <!-- Navigation -->5 T5 ^/ V$ b* w% {; |- u
- <li class="nav-item"><a href="#">Home</a></li>- u. c. s! L2 }) W: r
- <li class="nav-item"><a href="#">About</a></li> q& d# e' k* ?1 u4 Z
- <li class="nav-item"><a href="#">Contact</a></li>
- A( ] C& Y4 J( ` - <!-- Dropdown menu -->& w: ^' a" v! S h
- <li class="nav-item nav-item-dropdown">
3 y$ j8 q5 t; ~# l - <a class="dropdown-trigger" href="#">Settings</a>
3 [8 R" x, J! ]0 u - <ul class="dropdown-menu">
0 I8 V9 D0 Y- Q+ y: |, d - <li class="dropdown-menu-item">
% o; v4 |. o8 Z9 j3 Q$ v - <a href="#">Dropdown Item 1</a>7 F7 _. i i/ F+ C- T3 r7 ]
- </li>
, J2 W. P/ R6 N. e7 d& U - <li class="dropdown-menu-item">* T1 y% i6 _$ M7 x- z9 Y% a
- <a href="#">Dropdown Item 2</a>
$ u& [' C" n6 ~0 f - </li>
9 J* ]' ]3 \) E' k1 b0 n - <li class="dropdown-menu-item">0 z" _8 _ E ]& {1 N; f
- <a href="#">Dropdown Item 3</a>
: { {% C# G5 x9 B2 M. G0 N - </li>
4 i+ A! R" A, W6 y2 M7 F& j! w - </ul>
" X9 t/ b# `# p - </li>
, t: ?% g- y6 T' z" h+ o& _9 N - </ul>+ [' `9 H5 u- ?/ f9 G+ E
- </div>
复制代码对应的CSS代码如下: - .nav-container {5 \% U$ T0 y. }+ E3 p3 x# C4 Z5 H
- background-color: #fff;) Q; ^7 s, |( v2 w
- border-radius: 4px;. K! g7 q8 w) U
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- q2 N. S. p0 l! |4 n
- padding: 1em;3 B5 N$ e* Y i: D9 w
- border: 1px solid #eee;5 F, ^ J! T4 }7 y
- display: block;: O5 p+ w7 B' J- Y
- max-width: 400px;) E9 j1 L& m9 [ c8 ~8 M0 G& B
- margin: 0 auto;2 {' `! l% k" _6 H3 n' h u, E, r
- text-align: center;( Z; E3 E m/ p0 {$ ?- I7 U
- }
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- li {) B7 U7 a! `! ?/ o2 c& A
- list-style: none;
# v8 c' }( E4 G6 T/ |! ] - -webkit-padding-start: 0;
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- a {$ [& C" p( v3 ]2 T& U' Y6 y+ @
- text-decoration: none;1 B* I( n- d& f
- color: #ED3E44;
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7 T, ]3 J; K% m/ U% j - .nav-item {
! F( R5 a5 j- _& l# |' o+ A - padding: 1em;9 [: a9 |1 j% Q) m) r
- display: inline;1 C2 C7 h% S7 n) D* R, l& X# |' Z
- }
% ]# L) N6 M9 }/ C1 X9 } - .nav-item-dropdown {. |4 @) y$ h* \( w
- position: relative;2 V) C# o3 a& j# y3 F# M
- }! n4 \* u. h+ V, r& O0 R% {
- .nav-item-dropdown:hover > .dropdown-menu {8 ], r# n( b; g n5 F0 T3 y
- display: block;
9 I h3 [4 g: a' ?) } - opacity: 1;: |& D* U+ w1 z9 b
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- .dropdown-trigger {
" t+ ?5 ]1 Z# u0 K1 C m - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
5 _; q2 ^ ~+ F, e+ s! ~) U* Q. r- m. ? - display: block;
/ T2 m2 n- u" `1 V. ?, R7 b9 t8 i - opacity: 1;" ]9 I# f" J C
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- .dropdown-trigger::after {
! U* s8 ~) B0 i9 K( u - content: "›";+ I" z$ x4 d$ c0 Q8 H, l
- position: absolute;: g' a; r" W& z/ P2 V! l
- color: #ED3E44;% l0 W0 a2 x8 \# V
- font-size: 24px;
; A" b; M' r8 t) j1 Y- n3 {2 G5 O - font-weight: bold;" ~: E* _' ?( n7 I) W
- -webkit-transform: rotate(90deg);, P7 P) I: e/ S; p v% G5 l9 ^7 a
- transform: rotate(90deg);: @ d, w) q8 ]0 y' X* s
- top: -5px;
9 u0 Z! g; D- j% U c5 a) _9 e - right: -15px;1 C6 F4 o4 S; A! V# ~" E
- }
$ t; k3 S h! X4 Q& }- h - .dropdown-menu {* q2 h0 L1 k8 \7 U u
- background-color: #ED3E44;
& S) d0 ^$ N% U& \" c: v6 j - display: inline-block;
0 l! C* S8 u! E - text-align: right;% X# }* \% x+ o/ f
- position: absolute;
7 Z# D% H w6 c% E0 P/ R V3 g/ f - top: 2.5rem;
& ] n3 |/ \. Q% R. Q Q - right: -10px;3 w% b0 @1 A% J2 Q
- display: none;. u$ T0 r9 j I4 j& I3 Q2 w
- opacity: 0;
0 R7 P- _ Q; q( ^( h* p/ R; ~5 O- C - -webkit-transition: opacity 0.5s ease;! D8 l1 y, |6 `: W% u3 F* G
- transition: opacity 0.5s ease;
6 ]0 R, ~5 \$ R$ w) P - width: 160px;1 F# E# `8 q, A3 w" ~$ ~3 D% e& J
- }
- {4 }& t2 r+ n7 k' L4 F - .dropdown-menu a {
% ]8 F c' Y% H) }- p: z B - color: #fff;1 v9 x7 T6 R6 M6 y
- }6 V0 H5 }2 h/ O$ k* m
- .dropdown-menu-item {
: x5 d4 o7 M! P# c% e; } - cursor: pointer;& f2 U3 l8 p% @/ k* i
- padding: 1em;; K) ~ X Y2 G
- text-align: center;
+ b8 a% m; t" @0 P) O+ X - }
( \' ~8 i6 C) j2 B! i' r - .dropdown-menu-item:hover {/ A' }) A# q& _5 Z& t- Y' n
- background-color: #eb272d;+ n" S& T6 @9 u! D$ x( ^ L, k
- }
复制代码
; U5 z8 B4 m, W6 t, T0 j可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">% }- L! H# a5 l" `7 q0 H1 X
- <!-- Checkbox toggle -->
- I3 `9 z: W) _, ~8 K) i - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">- V s5 T% z$ `- j- \) m) H
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
# |4 B. B( U# i - <!-- Content to toggle from www.mfbuluo.com-->$ m( a/ b7 e- p" m
- <div role="toggle" class="toggle-content">5 c) A- U5 S, Z# d0 j
- BA-NA-NA-NA!: C( O1 R) v" g
- </div>
% S3 V4 h, I6 k- y, V4 O8 ~ - </div>
复制代码CSS代码内容如下: - .toggle {- a% [7 {) }& }+ N d$ x) M
- margin: 0 auto;- x: m8 i1 x- j% x; N
- max-width: 400px;
/ C) W, r1 i0 X& z3 w9 K - }
8 Z9 E( |) Q8 A% a, W, V5 Q - .toggle-label {
' ?+ |) ~% \4 Q( t3 F8 B, [5 F5 Z - font-size: 16px;
6 L# o) l8 {) T6 X p - background: #fff;0 E3 {/ k% v8 k2 j
- padding: 1em;
4 ?2 C1 w2 k. W7 N" R2 L - cursor: pointer;$ u* D2 k1 x+ L9 }$ l
- display: block;
/ ]" f. c- y3 w( G/ A$ s* V1 C - margin: 0 auto 1em;6 z ]) T' A+ v0 J
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 A' J0 j: U8 T - border-radius: 4px;
$ A( q% r5 H h6 x: j7 s$ D - }& H$ w( `1 @3 h( t [/ f
- .toggle-label:after {/ v1 `' B7 j, Q; y5 _8 D' d( x8 N
- color: #ED3E44;
: H6 s( ]4 \9 N4 ^- N+ M0 c2 m - content: "+";
: c# n9 B8 k- H, y# b3 i) ~ - float: right;! \$ a7 [1 Q5 v/ p
- font-weight: bold;$ R G2 b2 q& a/ W" O4 e- c% ?
- }3 Z! F) t! Q- a, v5 w' V. X* n" z
- .toggle-content {
8 a4 N0 m5 N; z; h, V* j - color: #B0B3C2;
$ w0 y2 s4 e& h& [5 n6 J# W - font-family: monospace;
9 q) d: C; q4 u6 ?. `( E5 f9 y - font-size: 16px;2 B* S& E K1 y1 S: {: A ]
- margin-bottom: 1.5em;
0 ]4 C% j5 e& K+ m- }9 s; U - padding: 1em;
. _6 d7 {& m/ Q$ R9 a+ f$ ] - }; z" X, {. g! h! K, V
- .toggle-input {6 V; \/ a2 X- g# W
- display: none;6 h/ @ T( @% i/ J- Z
- }
/ j; Z- x* n' X) u7 Z6 R4 R2 ?2 I - .toggle-input:not(checked) ~ .toggle-content {
0 W: t. W2 i& F - display: none;. P# P3 f, p5 Y" j% F( s3 Z
- } f }, n. B8 i8 r; J/ c/ ] H
- .toggle-input:checked ~ .toggle-content {1 |: p, X. F2 w5 P
- display: block;
+ \2 S6 N8 w- c9 X- Z, t$ Z - }
4 }: G' v9 ?+ v3 Y - .toggle-input:checked ~ .toggle-label:after {
3 _3 z5 e" }6 x9 z - content: "-";, a/ l3 r. c6 H8 \* f o- A4 k# V0 K
- }
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